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2010212210220 = 223579424095403
BaseRepresentation
bin11101010000001001111…
…111000001011000101100
321010011201010220212210020
4131100021333001120230
5230413403311211340
64135251224042140
7265142634600504
oct35201177013054
97104633825706
102010212210220
11705587428545
12285714003350
131177401c2706
146d41ac92a04
15374548079d0
hex1d409fc162c

2010212210220 has 48 divisors (see below), whose sum is σ = 5699842229760. Its totient is φ = 529271061696.

The previous prime is 2010212210219. The next prime is 2010212210249. The reversal of 2010212210220 is 220122120102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2010212210220.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212042962 + ... + 212052441.

It is an arithmetic number, because the mean of its divisors is an integer number (118746713120).

Almost surely, 22010212210220 is an apocalyptic number.

2010212210220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2010212210220 is an abundant number, since it is smaller than the sum of its proper divisors (3689630019540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2010212210220 is a wasteful number, since it uses less digits than its factorization.

2010212210220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424095494 (or 424095492 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2010212210220 its reverse (220122120102), we get a palindrome (2230334330322).

The spelling of 2010212210220 in words is "two trillion, ten billion, two hundred twelve million, two hundred ten thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 79 158 237 316 395 474 790 948 1185 1580 2370 4740 424095403 848190806 1272286209 1696381612 2120477015 2544572418 4240954030 5089144836 6361431045 8481908060 12722862090 25445724180 33503536837 67007073674 100510610511 134014147348 167517684185 201021221022 335035368370 402042442044 502553052555 670070736740 1005106105110 2010212210220