120010022020121 has 2 divisors, whose sum is σ = 120010022020122. Its totient is φ = 120010022020120.

The previous prime is 120010022020043. The next prime is 120010022020127. The reversal of 120010022020121 is 121020220010021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78817552305625 + 41192469714496 = 8877925^2 + 6418136^2 .

It is an emirp because it is prime and its reverse (121020220010021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120010022020121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120010022020096 and 120010022020105.

It is not a weakly prime, because it can be changed into another prime (120010022020127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60005011010060 + 60005011010061.

It is an arithmetic number, because the mean of its divisors is an integer number (60005011010061).

Almost surely, 2^{120010022020121} is an apocalyptic number.

It is an amenable number.

120010022020121 is a deficient number, since it is larger than the sum of its proper divisors (1).

120010022020121 is an equidigital number, since it uses as much as digits as its factorization.

120010022020121 is an odious number, because the sum of its binary digits is odd.

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

Adding to 120010022020121 its reverse (121020220010021), we get a palindrome (241030242030142).

The spelling of 120010022020121 in words is "one hundred twenty trillion, ten billion, twenty-two million, twenty thousand, one hundred twenty-one".