2051603341212 has 72 divisors (see below), whose sum is σ = 4892004893440. Its totient is φ = 669190092480.

The previous prime is 2051603341181. The next prime is 2051603341217. The reversal of 2051603341212 is 2121433061502.

It is a self number, because there is not a number n which added to its sum of digits gives 2051603341212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051603341217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12695037 + ... + 12855627.

Almost surely, 2^{2051603341212} is an apocalyptic number.

It is an amenable number.

2051603341212 is an abundant number, since it is smaller than the sum of its proper divisors (2840401552228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2051603341212 is a wasteful number, since it uses less digits than its factorization.

2051603341212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161083 (or 161028 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 2051603341212 in words is "two trillion, fifty-one billion, six hundred three million, three hundred forty-one thousand, two hundred twelve".