100021112101010 has 64 divisors (see below), whose sum is σ = 181032175756800. Its totient is φ = 39788197478400.

The previous prime is 100021112101003. The next prime is 100021112101021. The reversal of 100021112101010 is 10101211120001.

100021112101010 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 100021112100982 and 100021112101000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4311057410 + ... + 4311080610.

It is an arithmetic number, because the mean of its divisors is an integer number (2828627746200).

Almost surely, 2^{100021112101010} is an apocalyptic number.

100021112101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100021112101010 is a deficient number, since it is larger than the sum of its proper divisors (81011063655790).

100021112101010 is a wasteful number, since it uses less digits than its factorization.

100021112101010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26771.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 100021112101010 its reverse (10101211120001), we get a palindrome (110122323221011).

The spelling of 100021112101010 in words is "one hundred trillion, twenty-one billion, one hundred twelve million, one hundred one thousand, ten".