2121023003193 has 24 divisors (see below), whose sum is σ = 3150634125600. Its totient is φ = 1374430415424.

The previous prime is 2121023003171. The next prime is 2121023003213. The reversal of 2121023003193 is 3913003201212.

2121023003193 is a `hidden beast` number, since 21 + 21 + 0 + 2 + 300 + 319 + 3 = 666.

It is not a de Polignac number, because 2121023003193 - 2⁵ = 2121023003161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2121024003193) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22393155 + ... + 22487672.

It is an arithmetic number, because the mean of its divisors is an integer number (131276421900).

Almost surely, 2^{2121023003193} is an apocalyptic number.

It is an amenable number.

2121023003193 is a deficient number, since it is larger than the sum of its proper divisors (1029611122407).

2121023003193 is a wasteful number, since it uses less digits than its factorization.

2121023003193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44880981 (or 44880978 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The spelling of 2121023003193 in words is "two trillion, one hundred twenty-one billion, twenty-three million, three thousand, one hundred ninety-three".