2128054508212 has 12 divisors (see below), whose sum is σ = 3724106530816. Its totient is φ = 1064024070840.

The previous prime is 2128054508161. The next prime is 2128054508221.

2128054508212 is nontrivially palindromic in base 10.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1353037 + ... + 2467147.

Almost surely, 2^{2128054508212} is an apocalyptic number.

It is an amenable number.

2128054508212 is a deficient number, since it is larger than the sum of its proper divisors (1596052022604).

2128054508212 is a wasteful number, since it uses less digits than its factorization.

2128054508212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1591638 (or 1591636 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 40.

The spelling of 2128054508212 in words is "two trillion, one hundred twenty-eight billion, fifty-four million, five hundred eight thousand, two hundred twelve".