202142100112 has 10 divisors (see below), whose sum is σ = 391650318998. Its totient is φ = 101071050048.

The previous prime is 202142100089. The next prime is 202142100133. The reversal of 202142100112 is 211001241202.

It can be written as a sum of positive squares in only one way, i.e., 115425985536 + 86716114576 = 339744^2 + 294476^2 .

It is a super-2 number, since 2×202142100112² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 12633881257 = 202142100112 / (2 + 0 + 2 + 1 + 4 + 2 + 1 + 0 + 0 + 1 + 1 + 2).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6316940613 + ... + 6316940644.

Almost surely, 2^202142100112 is an apocalyptic number.

It is an amenable number.

202142100112 is a deficient number, since it is larger than the sum of its proper divisors (189508218886).

202142100112 is a wasteful number, since it uses less digits than its factorization.

202142100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12633881265 (or 12633881259 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 202142100112 its reverse (211001241202), we get a palindrome (413143341314).

The spelling of 202142100112 in words is "two hundred two billion, one hundred forty-two million, one hundred thousand, one hundred twelve".