100202022121012 has 48 divisors (see below), whose sum is σ = 211072378263040. Its totient is φ = 40660239749472.

The previous prime is 100202022121007. The next prime is 100202022121063. The reversal of 100202022121012 is 210121220202001.

It is a happy number.

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, 52977198 + ... + 54836005.

Almost surely, 2^{100202022121012} is an apocalyptic number.

It is an amenable number.

100202022121012 is an abundant number, since it is smaller than the sum of its proper divisors (110870356142028).

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

100202022121012 is a wasteful number, since it uses less digits than its factorization.

100202022121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107814980 (or 107814978 counting only the distinct ones).

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

Adding to 100202022121012 its reverse (210121220202001), we get a palindrome (310323242323013).

The spelling of 100202022121012 in words is "one hundred trillion, two hundred two billion, twenty-two million, one hundred twenty-one thousand, twelve".