2112961259045 has 32 divisors (see below), whose sum is σ = 3121236695808. Its totient is φ = 1337196768768.

The previous prime is 2112961258927. The next prime is 2112961259053. The reversal of 2112961259045 is 5409521692112.

It is not a de Polignac number, because 2112961259045 - 2¹⁰ = 2112961258021 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2163482 + ... + 2984388.

It is an arithmetic number, because the mean of its divisors is an integer number (97538646744).

Almost surely, 2^{2112961259045} is an apocalyptic number.

It is an amenable number.

2112961259045 is a deficient number, since it is larger than the sum of its proper divisors (1008275436763).

2112961259045 is a wasteful number, since it uses less digits than its factorization.

2112961259045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826589.

The product of its (nonzero) digits is 388800, while the sum is 47.

The spelling of 2112961259045 in words is "two trillion, one hundred twelve billion, nine hundred sixty-one million, two hundred fifty-nine thousand, forty-five".