100021112002 has 32 divisors (see below), whose sum is σ = 176187451392. Its totient is φ = 41696712144.

The previous prime is 100021111979. The next prime is 100021112003. The reversal of 100021112002 is 200211120001.

It is a super-2 number, since 2×100021112002² (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 100021112002.

It is not an unprimeable number, because it can be changed into a prime (100021112003) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 359028 + ... + 573535.

It is an arithmetic number, because the mean of its divisors is an integer number (5505857856).

Almost surely, 2^100021112002 is an apocalyptic number.

100021112002 is a deficient number, since it is larger than the sum of its proper divisors (76166339390).

100021112002 is a wasteful number, since it uses less digits than its factorization.

100021112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932782.

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

Adding to 100021112002 its reverse (200211120001), we get a palindrome (300232232003).

The spelling of 100021112002 in words is "one hundred billion, twenty-one million, one hundred twelve thousand, two".