121013023331231 has 2 divisors, whose sum is σ = 121013023331232. Its totient is φ = 121013023331230.

The previous prime is 121013023331183. The next prime is 121013023331237. The reversal of 121013023331231 is 132133320310121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121013023331231 is a prime.

It is a super-2 number, since 2×121013023331231² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121013023331231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121013023331237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60506511665615 + 60506511665616.

It is an arithmetic number, because the mean of its divisors is an integer number (60506511665616).

Almost surely, 2^{121013023331231} is an apocalyptic number.

121013023331231 is a deficient number, since it is larger than the sum of its proper divisors (1).

121013023331231 is an equidigital number, since it uses as much as digits as its factorization.

121013023331231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 121013023331231 its reverse (132133320310121), we get a palindrome (253146343641352).

The spelling of 121013023331231 in words is "one hundred twenty-one trillion, thirteen billion, twenty-three million, three hundred thirty-one thousand, two hundred thirty-one".