2121827415030 has 48 divisors (see below), whose sum is σ = 5531783385024. Its totient is φ = 564278889600.

The previous prime is 2121827414983. The next prime is 2121827415073. The reversal of 2121827415030 is 305147281212.

2121827415030 is a `hidden beast` number, since 2 + 1 + 2 + 1 + 82 + 74 + 1 + 503 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32086671 + ... + 32152730.

It is an arithmetic number, because the mean of its divisors is an integer number (115245487188).

Almost surely, 2^{2121827415030} is an apocalyptic number.

2121827415030 is an abundant number, since it is smaller than the sum of its proper divisors (3409955969994).

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

2121827415030 is a wasteful number, since it uses less digits than its factorization.

2121827415030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64239781 (or 64239778 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The spelling of 2121827415030 in words is "two trillion, one hundred twenty-one billion, eight hundred twenty-seven million, four hundred fifteen thousand, thirty".