2121415507712 has 36 divisors (see below), whose sum is σ = 4235331315600. Its totient is φ = 1060510599168.

The previous prime is 2121415507709. The next prime is 2121415507733. The reversal of 2121415507712 is 2177055141212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 614708 + ... + 2149580.

It is an arithmetic number, because the mean of its divisors is an integer number (117648092100).

Almost surely, 2^{2121415507712} is an apocalyptic number.

It is an amenable number.

2121415507712 is a deficient number, since it is larger than the sum of its proper divisors (2113915807888).

2121415507712 is an equidigital number, since it uses as much as digits as its factorization.

2121415507712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1540288 (or 1540274 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 38.

The spelling of 2121415507712 in words is "two trillion, one hundred twenty-one billion, four hundred fifteen million, five hundred seven thousand, seven hundred twelve".