22101110021210 has 64 divisors (see below), whose sum is σ = 44819916572160. Its totient is φ = 7777392606720.

The previous prime is 22101110021209. The next prime is 22101110021267. The reversal of 22101110021210 is 1212001110122.

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 31 ways as a sum of consecutive naturals, for example, 23556029 + ... + 24476288.

It is an arithmetic number, because the mean of its divisors is an integer number (700311196440).

Almost surely, 2^{22101110021210} is an apocalyptic number.

22101110021210 is an abundant number, since it is smaller than the sum of its proper divisors (22718806550950).

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

22101110021210 is a wasteful number, since it uses less digits than its factorization.

22101110021210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48032471.

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

Adding to 22101110021210 its reverse (1212001110122), we get a palindrome (23313111131332).

The spelling of 22101110021210 in words is "twenty-two trillion, one hundred one billion, one hundred ten million, twenty-one thousand, two hundred ten".