121010202031051 has 2 divisors, whose sum is σ = 121010202031052. Its totient is φ = 121010202031050.

The previous prime is 121010202031039. The next prime is 121010202031057. The reversal of 121010202031051 is 150130202010121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121010202031051 - 2⁷ = 121010202030923 is a prime.

It is not a weakly prime, because it can be changed into another prime (121010202031057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60505101015525 + 60505101015526.

It is an arithmetic number, because the mean of its divisors is an integer number (60505101015526).

Almost surely, 2^{121010202031051} is an apocalyptic number.

121010202031051 is a deficient number, since it is larger than the sum of its proper divisors (1).

121010202031051 is an equidigital number, since it uses as much as digits as its factorization.

121010202031051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 121010202031051 its reverse (150130202010121), we get a palindrome (271140404041172).

The spelling of 121010202031051 in words is "one hundred twenty-one trillion, ten billion, two hundred two million, thirty-one thousand, fifty-one".