220120010120000 has 70 divisors (see below), whose sum is σ = 545826086193498. Its totient is φ = 88048004032000.

The previous prime is 220120010119949. The next prime is 220120010120009. The reversal of 220120010120000 is 21010021022.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 91723372781824 + 128396637338176 = 9577232^2 + 11331224^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220120010120009) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2751460127 + ... + 2751540126.

Almost surely, 2^{220120010120000} is an apocalyptic number.

220120010120000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220120010120000 is an abundant number, since it is smaller than the sum of its proper divisors (325706076073498).

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

220120010120000 is an frugal number, since it uses more digits than its factorization.

220120010120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5503000285 (or 5503000260 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 220120010120000 its reverse (21010021022), we get a palindrome (220141020141022).

The spelling of 220120010120000 in words is "two hundred twenty trillion, one hundred twenty billion, ten million, one hundred twenty thousand".