220002201120121 has 32 divisors (see below), whose sum is σ = 252264157544448. Its totient is φ = 187949262798720.

The previous prime is 220002201120109. The next prime is 220002201120127. The reversal of 220002201120121 is 121021102200022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 220002201120121 - 2⁵ = 220002201120089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220002201120095 and 220002201120104.

It is not an unprimeable number, because it can be changed into a prime (220002201120127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40508596276 + ... + 40508601706.

It is an arithmetic number, because the mean of its divisors is an integer number (7883254923264).

Almost surely, 2^{220002201120121} is an apocalyptic number.

It is an amenable number.

220002201120121 is a deficient number, since it is larger than the sum of its proper divisors (32261956424327).

220002201120121 is a wasteful number, since it uses less digits than its factorization.

220002201120121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13621.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220002201120121 its reverse (121021102200022), we get a palindrome (341023303320143).

The spelling of 220002201120121 in words is "two hundred twenty trillion, two billion, two hundred one million, one hundred twenty thousand, one hundred twenty-one".