22021210110 has 16 divisors (see below), whose sum is σ = 52850904336. Its totient is φ = 5872322688.

The previous prime is 22021210093. The next prime is 22021210129. The reversal of 22021210110 is 1101212022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367020139 + ... + 367020198.

It is an arithmetic number, because the mean of its divisors is an integer number (3303181521).

Almost surely, 2^22021210110 is an apocalyptic number.

22021210110 is an abundant number, since it is smaller than the sum of its proper divisors (30829694226).

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

22021210110 is a wasteful number, since it uses less digits than its factorization.

22021210110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734040347.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22021210110 its reverse (1101212022), we get a palindrome (23122422132).

The spelling of 22021210110 in words is "twenty-two billion, twenty-one million, two hundred ten thousand, one hundred ten".