20211222110002 has 32 divisors (see below), whose sum is σ = 37890024992640. Its totient is φ = 7855249034880.

The previous prime is 20211222109951. The next prime is 20211222110017. The reversal of 20211222110002 is 20001122211202.

It is a happy number.

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, 160379193 + ... + 160505164.

It is an arithmetic number, because the mean of its divisors is an integer number (1184063281020).

Almost surely, 2^{20211222110002} is an apocalyptic number.

20211222110002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20211222110002 is a deficient number, since it is larger than the sum of its proper divisors (17678802882638).

20211222110002 is a wasteful number, since it uses less digits than its factorization.

20211222110002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320884786.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20211222110002 its reverse (20001122211202), we get a palindrome (40212344321204).

The spelling of 20211222110002 in words is "twenty trillion, two hundred eleven billion, two hundred twenty-two million, one hundred ten thousand, two".