220010120121 has 32 divisors (see below), whose sum is σ = 326148704640. Its totient is φ = 130807872000.

The previous prime is 220010120117. The next prime is 220010120159. The reversal of 220010120121 is 121021010022.

It is not a de Polignac number, because 220010120121 - 2² = 220010120117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220010120097 and 220010120106.

It is not an unprimeable number, because it can be changed into a prime (220010120111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60501 + ... + 666093.

It is an arithmetic number, because the mean of its divisors is an integer number (10192147020).

Almost surely, 2^220010120121 is an apocalyptic number.

It is an amenable number.

220010120121 is a deficient number, since it is larger than the sum of its proper divisors (106138584519).

220010120121 is a wasteful number, since it uses less digits than its factorization.

220010120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605817.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 220010120121 its reverse (121021010022), we get a palindrome (341031130143).

It can be divided in two parts, 2200101 and 20121, that added together give a palindrome (2220222).

The spelling of 220010120121 in words is "two hundred twenty billion, ten million, one hundred twenty thousand, one hundred twenty-one".