2120425054440 has 128 divisors (see below), whose sum is σ = 7930940497920. Its totient is φ = 440607801600.

The previous prime is 2120425054427. The next prime is 2120425054457. The reversal of 2120425054440 is 444505240212.

It is a super-2 number, since 2×2120425054440² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 114732376 + ... + 114750855.

It is an arithmetic number, because the mean of its divisors is an integer number (61960472640).

Almost surely, 2^{2120425054440} is an apocalyptic number.

2120425054440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120425054440 is an abundant number, since it is smaller than the sum of its proper divisors (5810515443480).

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

2120425054440 is a wasteful number, since it uses less digits than its factorization.

2120425054440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229483263 (or 229483259 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 33.

The spelling of 2120425054440 in words is "two trillion, one hundred twenty billion, four hundred twenty-five million, fifty-four thousand, four hundred forty".