2121610651230 has 64 divisors (see below), whose sum is σ = 5822919728640. Its totient is φ = 484635844224.

The previous prime is 2121610651201. The next prime is 2121610651267. The reversal of 2121610651230 is 321560161212.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2827720 + ... + 3498459.

It is an arithmetic number, because the mean of its divisors is an integer number (90983120760).

Almost surely, 2^{2121610651230} is an apocalyptic number.

2121610651230 is an abundant number, since it is smaller than the sum of its proper divisors (3701309077410).

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

2121610651230 is a wasteful number, since it uses less digits than its factorization.

2121610651230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6327793.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 2121610651230 in words is "two trillion, one hundred twenty-one billion, six hundred ten million, six hundred fifty-one thousand, two hundred thirty".