2220121000010 has 16 divisors (see below), whose sum is σ = 3996280060416. Its totient is φ = 888034564368.

The previous prime is 2220121000007. The next prime is 2220121000039. The reversal of 2220121000010 is 100001210222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2220120999955 and 2220121000000.

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, 1042514 + ... + 2350973.

It is an arithmetic number, because the mean of its divisors is an integer number (249767503776).

Almost surely, 2^{2220121000010} is an apocalyptic number.

2220121000010 is a deficient number, since it is larger than the sum of its proper divisors (1776159060406).

2220121000010 is a wasteful number, since it uses less digits than its factorization.

2220121000010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3458917.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2220121000010 its reverse (100001210222), we get a palindrome (2320122210232).

The spelling of 2220121000010 in words is "two trillion, two hundred twenty billion, one hundred twenty-one million, ten", and thus it is an aban number.