2120102121195 has 64 divisors (see below), whose sum is σ = 3847290307200. Its totient is φ = 1107334126080.

The previous prime is 2120102121187. The next prime is 2120102121197. The reversal of 2120102121195 is 5911212010212.

It is not a de Polignac number, because 2120102121195 - 2³ = 2120102121187 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2120102121197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3597001 + ... + 4144709.

It is an arithmetic number, because the mean of its divisors is an integer number (60113911050).

Almost surely, 2^{2120102121195} is an apocalyptic number.

2120102121195 is a deficient number, since it is larger than the sum of its proper divisors (1727188186005).

2120102121195 is a wasteful number, since it uses less digits than its factorization.

2120102121195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548317 (or 548311 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 27.

The spelling of 2120102121195 in words is "two trillion, one hundred twenty billion, one hundred two million, one hundred twenty-one thousand, one hundred ninety-five".