220211211010120 has 48 divisors (see below), whose sum is σ = 544613263605180. Its totient is φ = 80076804001920.

The previous prime is 220211211010117. The next prime is 220211211010129. The reversal of 220211211010120 is 21010112112022.

It can be written as a sum of positive squares in 2 ways, for example, as 204749942155396 + 15461268854724 = 14309086^2 + 3932082^2 .

It is a junction number, because it is equal to n+sod(n) for n = 220211211010094 and 220211211010103.

It is not an unprimeable number, because it can be changed into a prime (220211211010129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22749087207 + ... + 22749096886.

Almost surely, 2^{220211211010120} is an apocalyptic number.

220211211010120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220211211010120 is an abundant number, since it is smaller than the sum of its proper divisors (324402052595060).

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

220211211010120 is a wasteful number, since it uses less digits than its factorization.

220211211010120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45498184126 (or 45498184111 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 220211211010120 its reverse (21010112112022), we get a palindrome (241221323122142).

The spelling of 220211211010120 in words is "two hundred twenty trillion, two hundred eleven billion, two hundred eleven million, ten thousand, one hundred twenty".