20010111222200 has 96 divisors (see below), whose sum is σ = 51584933866320. Its totient is φ = 7157118720000.

The previous prime is 20010111222193. The next prime is 20010111222263. The reversal of 20010111222200 is 222211101002.

It is a super-2 number, since 2×20010111222200² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74419121 + ... + 74687520.

Almost surely, 2^{20010111222200} is an apocalyptic number.

20010111222200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20010111222200 is an abundant number, since it is smaller than the sum of its proper divisors (31574822644120).

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

20010111222200 is a wasteful number, since it uses less digits than its factorization.

20010111222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149106729 (or 149106720 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20010111222200 its reverse (222211101002), we get a palindrome (20232322323202).

The spelling of 20010111222200 in words is "twenty trillion, ten billion, one hundred eleven million, two hundred twenty-two thousand, two hundred".