22120202010210 has 32 divisors (see below), whose sum is σ = 53094868552512. Its totient is φ = 5898011232960.

The previous prime is 22120202010173. The next prime is 22120202010223. The reversal of 22120202010210 is 1201020202122.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22120202010210.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44077776 + ... + 44576795.

It is an arithmetic number, because the mean of its divisors is an integer number (1659214642266).

Almost surely, 2^{22120202010210} is an apocalyptic number.

22120202010210 is an abundant number, since it is smaller than the sum of its proper divisors (30974666542302).

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

22120202010210 is a wasteful number, since it uses less digits than its factorization.

22120202010210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88662898.

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

Adding to 22120202010210 its reverse (1201020202122), we get a palindrome (23321222212332).

The spelling of 22120202010210 in words is "twenty-two trillion, one hundred twenty billion, two hundred two million, ten thousand, two hundred ten".