121301313302131 has 2 divisors, whose sum is σ = 121301313302132. Its totient is φ = 121301313302130.

The previous prime is 121301313302107. The next prime is 121301313302149. The reversal of 121301313302131 is 131203313103121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121301313302131 - 2⁷ = 121301313302003 is a prime.

It is a super-2 number, since 2×121301313302131² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121301313302096 and 121301313302105.

It is not a weakly prime, because it can be changed into another prime (121301313302171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60650656651065 + 60650656651066.

It is an arithmetic number, because the mean of its divisors is an integer number (60650656651066).

Almost surely, 2^{121301313302131} is an apocalyptic number.

121301313302131 is a deficient number, since it is larger than the sum of its proper divisors (1).

121301313302131 is an equidigital number, since it uses as much as digits as its factorization.

121301313302131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 121301313302131 its reverse (131203313103121), we get a palindrome (252504626405252).

The spelling of 121301313302131 in words is "one hundred twenty-one trillion, three hundred one billion, three hundred thirteen million, three hundred two thousand, one hundred thirty-one".