111021221002010 has 32 divisors (see below), whose sum is σ = 218093319061632. Its totient is φ = 40355054505280.

The previous prime is 111021221002007. The next prime is 111021221002039. The reversal of 111021221002010 is 10200122120111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203458622 + ... + 204003561.

It is an arithmetic number, because the mean of its divisors is an integer number (6815416220676).

Almost surely, 2^{111021221002010} is an apocalyptic number.

111021221002010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111021221002010 is a deficient number, since it is larger than the sum of its proper divisors (107072098059622).

111021221002010 is a wasteful number, since it uses less digits than its factorization.

111021221002010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407464678.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111021221002010 its reverse (10200122120111), we get a palindrome (121221343122121).

The spelling of 111021221002010 in words is "one hundred eleven trillion, twenty-one billion, two hundred twenty-one million, two thousand, ten".