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1020002200212 = 223677117868443
BaseRepresentation
bin11101101011111001101…
…11100110101010010100
310121111210201002110212010
432311330313212222110
5113202431030401322
62100325455024220
7133456414435362
oct16657467465224
93544721073763
101020002200212
11363642717a76
1214582480b070
1375255263a78
1437522b42632
151b7ec7b920c
hexed7cde6a94

1020002200212 has 48 divisors (see below), whose sum is σ = 2449549251072. Its totient is φ = 330208808160.

The previous prime is 1020002200207. The next prime is 1020002200271. The reversal of 1020002200212 is 2120022000201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8877138 + ... + 8991305.

It is an arithmetic number, because the mean of its divisors is an integer number (51032276064).

Almost surely, 21020002200212 is an apocalyptic number.

1020002200212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1020002200212 is an abundant number, since it is smaller than the sum of its proper divisors (1429547050860).

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

1020002200212 is a wasteful number, since it uses less digits than its factorization.

1020002200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17868588 (or 17868586 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1020002200212 its reverse (2120022000201), we get a palindrome (3140024200413).

The spelling of 1020002200212 in words is "one trillion, twenty billion, two million, two hundred thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 67 71 134 142 201 213 268 284 402 426 804 852 4757 9514 14271 19028 28542 57084 17868443 35736886 53605329 71473772 107210658 214421316 1197185681 1268659453 2394371362 2537318906 3591557043 3805978359 4788742724 5074637812 7183114086 7611956718 14366228172 15223913436 85000183351 170000366702 255000550053 340000733404 510001100106 1020002200212