100201021012 has 24 divisors (see below), whose sum is σ = 184632005600. Its totient is φ = 47450481696.

The previous prime is 100201021001. The next prime is 100201021021. The reversal of 100201021012 is 210120102001.

It is a super-2 number, since 2×100201021012² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100201021012.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 95914 + ... + 457822.

Almost surely, 2^100201021012 is an apocalyptic number.

It is an amenable number.

100201021012 is a deficient number, since it is larger than the sum of its proper divisors (84430984588).

100201021012 is a wasteful number, since it uses less digits than its factorization.

100201021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365575 (or 365573 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100201021012 its reverse (210120102001), we get a palindrome (310321123013).

The spelling of 100201021012 in words is "one hundred billion, two hundred one million, twenty-one thousand, twelve".