2251215442012 has 12 divisors (see below), whose sum is σ = 3944570099400. Its totient is φ = 1124195413616.

The previous prime is 2251215442009. The next prime is 2251215442031. The reversal of 2251215442012 is 2102445121522.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353073262 + ... + 353079637.

It is an arithmetic number, because the mean of its divisors is an integer number (328714174950).

Almost surely, 2^{2251215442012} is an apocalyptic number.

It is an amenable number.

2251215442012 is a deficient number, since it is larger than the sum of its proper divisors (1693354657388).

2251215442012 is a wasteful number, since it uses less digits than its factorization.

2251215442012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706153700 (or 706153698 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 31.

The spelling of 2251215442012 in words is "two trillion, two hundred fifty-one billion, two hundred fifteen million, four hundred forty-two thousand, twelve".