2121131304034 has 32 divisors (see below), whose sum is σ = 3445635006720. Its totient is φ = 975896460288.

The previous prime is 2121131304001. The next prime is 2121131304179. The reversal of 2121131304034 is 4304031311212.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 496042 + ... + 2118565.

It is an arithmetic number, because the mean of its divisors is an integer number (107676093960).

Almost surely, 2^{2121131304034} is an apocalyptic number.

2121131304034 is a deficient number, since it is larger than the sum of its proper divisors (1324503702686).

2121131304034 is a wasteful number, since it uses less digits than its factorization.

2121131304034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2615242.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 2121131304034 its reverse (4304031311212), we get a palindrome (6425162615246).

The spelling of 2121131304034 in words is "two trillion, one hundred twenty-one billion, one hundred thirty-one million, three hundred four thousand, thirty-four".