2121112010010 has 64 divisors (see below), whose sum is σ = 5875510328064. Its totient is φ = 480025344000.

The previous prime is 2121112009981. The next prime is 2121112010033. The reversal of 2121112010010 is 100102111212.

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, 49981431 + ... + 50023850.

It is an arithmetic number, because the mean of its divisors is an integer number (91804848876).

Almost surely, 2^{2121112010010} is an apocalyptic number.

2121112010010 is an abundant number, since it is smaller than the sum of its proper divisors (3754398318054).

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

2121112010010 is a wasteful number, since it uses less digits than its factorization.

2121112010010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100005399.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2121112010010 its reverse (100102111212), we get a palindrome (2221214121222).

The spelling of 2121112010010 in words is "two trillion, one hundred twenty-one billion, one hundred twelve million, ten thousand, ten".