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2200000202020 = 225684471607083
BaseRepresentation
bin100000000000111010001…
…110110000010100100100
321210022120210111210120201
4200000322032300110210
5242021100022431040
64402355515240244
7314642025113035
oct40007216602444
97708523453521
102200000202020
1177901883a845
122b645b749084
1312c5c792448a
14786a29c4a8c
153c361491a9a
hex2003a3b0524

2200000202020 has 24 divisors (see below), whose sum is σ = 4620070796544. Its totient is φ = 879986676576.

The previous prime is 2200000201963. The next prime is 2200000202021. The reversal of 2200000202020 is 202020000022.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 2200000201988 and 2200000202006.

It is not an unprimeable number, because it can be changed into a prime (2200000202021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 565399 + ... + 2172481.

It is an arithmetic number, because the mean of its divisors is an integer number (192502949856).

Almost surely, 22200000202020 is an apocalyptic number.

2200000202020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2200000202020 is an abundant number, since it is smaller than the sum of its proper divisors (2420070594524).

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

2200000202020 is a wasteful number, since it uses less digits than its factorization.

2200000202020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1675539 (or 1675537 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 10.

Adding to 2200000202020 its reverse (202020000022), we get a palindrome (2402020202042).

The spelling of 2200000202020 in words is "two trillion, two hundred billion, two hundred two thousand, twenty".

Divisors: 1 2 4 5 10 20 68447 136894 273788 342235 684470 1368940 1607083 3214166 6428332 8035415 16070830 32141660 110000010101 220000020202 440000040404 550000050505 1100000101010 2200000202020