2121202011010 has 16 divisors (see below), whose sum is σ = 3841587939456. Its totient is φ = 843275400048.

The previous prime is 2121202010927. The next prime is 2121202011043. The reversal of 2121202011010 is 101102021212.

It is a super-2 number, since 2×2121202011010² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650673834 + ... + 650677093.

It is an arithmetic number, because the mean of its divisors is an integer number (240099246216).

Almost surely, 2^{2121202011010} is an apocalyptic number.

2121202011010 is a deficient number, since it is larger than the sum of its proper divisors (1720385928446).

2121202011010 is a wasteful number, since it uses less digits than its factorization.

2121202011010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301351097.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2121202011010 its reverse (101102021212), we get a palindrome (2222304032222).

The spelling of 2121202011010 in words is "two trillion, one hundred twenty-one billion, two hundred two million, eleven thousand, ten".