22212120020010 has 32 divisors (see below), whose sum is σ = 53427816561600. Its totient is φ = 5910039948288.

The previous prime is 22212120019997. The next prime is 22212120020011. The reversal of 22212120020010 is 1002002121222.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (22212120020011) 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, 824489872 + ... + 824516811.

It is an arithmetic number, because the mean of its divisors is an integer number (1669619267550).

Almost surely, 2^{22212120020010} is an apocalyptic number.

22212120020010 is an abundant number, since it is smaller than the sum of its proper divisors (31215696541590).

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

22212120020010 is a wasteful number, since it uses less digits than its factorization.

22212120020010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649007142.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22212120020010 its reverse (1002002121222), we get a palindrome (23214122141232).

The spelling of 22212120020010 in words is "twenty-two trillion, two hundred twelve billion, one hundred twenty million, twenty thousand, ten".