121300323031 has 2 divisors, whose sum is σ = 121300323032. Its totient is φ = 121300323030.

The previous prime is 121300323007. The next prime is 121300323037. The reversal of 121300323031 is 130323003121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121300323031 - 2⁵ = 121300322999 is a prime.

It is a super-2 number, since 2×121300323031² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121300323037) 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 as a sum of consecutive naturals, namely, 60650161515 + 60650161516.

It is an arithmetic number, because the mean of its divisors is an integer number (60650161516).

Almost surely, 2^121300323031 is an apocalyptic number.

121300323031 is a deficient number, since it is larger than the sum of its proper divisors (1).

121300323031 is an equidigital number, since it uses as much as digits as its factorization.

121300323031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 121300323031 its reverse (130323003121), we get a palindrome (251623326152).

The spelling of 121300323031 in words is "one hundred twenty-one billion, three hundred million, three hundred twenty-three thousand, thirty-one".