2121333104392 has 64 divisors (see below), whose sum is σ = 4173552552960. Its totient is φ = 1008909369600.

The previous prime is 2121333104381. The next prime is 2121333104393. The reversal of 2121333104392 is 2934013331212.

It is not an unprimeable number, because it can be changed into a prime (2121333104393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38583642 + ... + 38638582.

It is an arithmetic number, because the mean of its divisors is an integer number (65211758640).

Almost surely, 2^{2121333104392} is an apocalyptic number.

It is an amenable number.

2121333104392 is a deficient number, since it is larger than the sum of its proper divisors (2052219448568).

2121333104392 is a wasteful number, since it uses less digits than its factorization.

2121333104392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56134 (or 56130 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 34.

The spelling of 2121333104392 in words is "two trillion, one hundred twenty-one billion, three hundred thirty-three million, one hundred four thousand, three hundred ninety-two".