220001210121002 has 64 divisors (see below), whose sum is σ = 336318902599680. Its totient is φ = 107922957542400.

The previous prime is 220001210120893. The next prime is 220001210121037. The reversal of 220001210121002 is 200121012100022.

220001210121002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 6078874727 + ... + 6078910917.

It is an arithmetic number, because the mean of its divisors is an integer number (5254982853120).

Almost surely, 2^{220001210121002} is an apocalyptic number.

220001210121002 is a deficient number, since it is larger than the sum of its proper divisors (116317692478678).

220001210121002 is a wasteful number, since it uses less digits than its factorization.

220001210121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37259.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 220001210121002 its reverse (200121012100022), we get a palindrome (420122222221024).

The spelling of 220001210121002 in words is "two hundred twenty trillion, one billion, two hundred ten million, one hundred twenty-one thousand, two".