2012612460021 has 32 divisors (see below), whose sum is σ = 3054779481600. Its totient is φ = 1308841263360.

The previous prime is 2012612460013. The next prime is 2012612460037. The reversal of 2012612460021 is 1200642162102.

2012612460021 is a `hidden beast` number, since 2 + 0 + 1 + 2 + 612 + 46 + 0 + 0 + 2 + 1 = 666.

It is not a de Polignac number, because 2012612460021 - 2³ = 2012612460013 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012612460121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8436145 + ... + 8671433.

It is an arithmetic number, because the mean of its divisors is an integer number (95461858800).

Almost surely, 2^{2012612460021} is an apocalyptic number.

It is an amenable number.

2012612460021 is a deficient number, since it is larger than the sum of its proper divisors (1042167021579).

2012612460021 is a wasteful number, since it uses less digits than its factorization.

2012612460021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243066 (or 243060 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 2012612460021 in words is "two trillion, twelve billion, six hundred twelve million, four hundred sixty thousand, twenty-one".