121002220022113 has 2 divisors, whose sum is σ = 121002220022114. Its totient is φ = 121002220022112.

The previous prime is 121002220022053. The next prime is 121002220022143. The reversal of 121002220022113 is 311220022200121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120940541306209 + 61678715904 = 10997297^2 + 248352^2 .

It is a cyclic number.

It is not a de Polignac number, because 121002220022113 - 2²⁵ = 121002186467681 is a prime.

It is not a weakly prime, because it can be changed into another prime (121002220022143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60501110011056 + 60501110011057.

It is an arithmetic number, because the mean of its divisors is an integer number (60501110011057).

Almost surely, 2^{121002220022113} is an apocalyptic number.

It is an amenable number.

121002220022113 is a deficient number, since it is larger than the sum of its proper divisors (1).

121002220022113 is an equidigital number, since it uses as much as digits as its factorization.

121002220022113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 121002220022113 its reverse (311220022200121), we get a palindrome (432222242222234).

The spelling of 121002220022113 in words is "one hundred twenty-one trillion, two billion, two hundred twenty million, twenty-two thousand, one hundred thirteen".