2121020123032 has 8 divisors (see below), whose sum is σ = 3976912730700. Its totient is φ = 1060510061512.

The previous prime is 2121020123021. The next prime is 2121020123069. The reversal of 2121020123032 is 2303210201212.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132563757682 + ... + 132563757697.

Almost surely, 2^{2121020123032} is an apocalyptic number.

It is an amenable number.

2121020123032 is a deficient number, since it is larger than the sum of its proper divisors (1855892607668).

2121020123032 is a wasteful number, since it uses less digits than its factorization.

2121020123032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265127515385 (or 265127515381 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2121020123032 its reverse (2303210201212), we get a palindrome (4424230324244).

The spelling of 2121020123032 in words is "two trillion, one hundred twenty-one billion, twenty million, one hundred twenty-three thousand, thirty-two".