22120020210 has 64 divisors (see below), whose sum is σ = 55900886400. Its totient is φ = 5586342912.

The previous prime is 22120020199. The next prime is 22120020233. The reversal of 22120020210 is 1202002122.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2638906 + ... + 2647274.

It is an arithmetic number, because the mean of its divisors is an integer number (873451350).

Almost surely, 2^22120020210 is an apocalyptic number.

22120020210 is an abundant number, since it is smaller than the sum of its proper divisors (33780866190).

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

22120020210 is a wasteful number, since it uses less digits than its factorization.

22120020210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13035.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22120020210 its reverse (1202002122), we get a palindrome (23322022332).

The spelling of 22120020210 in words is "twenty-two billion, one hundred twenty million, twenty thousand, two hundred ten".