20122122110210 has 16 divisors (see below), whose sum is σ = 36219942684792. Its totient is φ = 8048821536000.

The previous prime is 20122122110191. The next prime is 20122122110269. The reversal of 20122122110210 is 1201122122102.

It can be written as a sum of positive squares in 4 ways, for example, as 19616847086281 + 505275023929 = 4429091^2 + 710827^2 .

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, 172151 + ... + 6346170.

Almost surely, 2^{20122122110210} is an apocalyptic number.

20122122110210 is a deficient number, since it is larger than the sum of its proper divisors (16097820574582).

20122122110210 is a wasteful number, since it uses less digits than its factorization.

20122122110210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6827029.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20122122110210 its reverse (1201122122102), we get a palindrome (21323244232312).

The spelling of 20122122110210 in words is "twenty trillion, one hundred twenty-two billion, one hundred twenty-two million, one hundred ten thousand, two hundred ten".