2120535118828 has 24 divisors (see below), whose sum is σ = 4258668053024. Its totient is φ = 905029804800.

The previous prime is 2120535118799. The next prime is 2120535118913. The reversal of 2120535118828 is 8288115350212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157116483 + ... + 157129978.

Almost surely, 2^{2120535118828} is an apocalyptic number.

2120535118828 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2120535118828 is an abundant number, since it is smaller than the sum of its proper divisors (2138132934196).

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

2120535118828 is a wasteful number, since it uses less digits than its factorization.

2120535118828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314246713 (or 314246711 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 46.

The spelling of 2120535118828 in words is "two trillion, one hundred twenty billion, five hundred thirty-five million, one hundred eighteen thousand, eight hundred twenty-eight".