100202011221012 has 24 divisors (see below), whose sum is σ = 233804965644096. Its totient is φ = 33400631436288.

The previous prime is 100202011221001. The next prime is 100202011221041. The reversal of 100202011221012 is 210122110202001.

It is a super-2 number, since 2×100202011221012² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100202011220982 and 100202011221000.

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, 6999073 + ... + 15792119.

It is an arithmetic number, because the mean of its divisors is an integer number (9741873568504).

Almost surely, 2^{100202011221012} is an apocalyptic number.

100202011221012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100202011221012 is an abundant number, since it is smaller than the sum of its proper divisors (133602954423084).

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

100202011221012 is a wasteful number, since it uses less digits than its factorization.

100202011221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9742687 (or 9742685 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100202011221012 its reverse (210122110202001), we get a palindrome (310324121423013).

The spelling of 100202011221012 in words is "one hundred trillion, two hundred two billion, eleven million, two hundred twenty-one thousand, twelve".