22111222100210 has 64 divisors (see below), whose sum is σ = 43350668035200. Its totient is φ = 8087992819200.

The previous prime is 22111222100207. The next prime is 22111222100251. The reversal of 22111222100210 is 1200122211122.

It is a super-2 number, since 2×22111222100210² (a number of 27 digits) contains 22 as substring.

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, 21149390 + ... + 22170230.

It is an arithmetic number, because the mean of its divisors is an integer number (677354188050).

Almost surely, 2^{22111222100210} is an apocalyptic number.

22111222100210 is a deficient number, since it is larger than the sum of its proper divisors (21239445934990).

22111222100210 is a wasteful number, since it uses less digits than its factorization.

22111222100210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024827.

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

Adding to 22111222100210 its reverse (1200122211122), we get a palindrome (23311344311332).

The spelling of 22111222100210 in words is "twenty-two trillion, one hundred eleven billion, two hundred twenty-two million, one hundred thousand, two hundred ten".