121231312414363 has 2 divisors, whose sum is σ = 121231312414364. Its totient is φ = 121231312414362.

The previous prime is 121231312414273. The next prime is 121231312414367. The reversal of 121231312414363 is 363414213132121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121231312414363 - 2²¹ = 121231310317211 is a prime.

It is a super-2 number, since 2×121231312414363² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (121231312414367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60615656207181 + 60615656207182.

It is an arithmetic number, because the mean of its divisors is an integer number (60615656207182).

Almost surely, 2^{121231312414363} is an apocalyptic number.

121231312414363 is a deficient number, since it is larger than the sum of its proper divisors (1).

121231312414363 is an equidigital number, since it uses as much as digits as its factorization.

121231312414363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 37.

Adding to 121231312414363 its reverse (363414213132121), we get a palindrome (484645525546484).

The spelling of 121231312414363 in words is "one hundred twenty-one trillion, two hundred thirty-one billion, three hundred twelve million, four hundred fourteen thousand, three hundred sixty-three".