121004433396631 has 2 divisors, whose sum is σ = 121004433396632. Its totient is φ = 121004433396630.

The previous prime is 121004433396619. The next prime is 121004433396667. The reversal of 121004433396631 is 136693334400121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121004433396631 - 2¹⁷ = 121004433265559 is a prime.

It is a super-2 number, since 2×121004433396631² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121004433396131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60502216698315 + 60502216698316.

It is an arithmetic number, because the mean of its divisors is an integer number (60502216698316).

Almost surely, 2^{121004433396631} is an apocalyptic number.

121004433396631 is a deficient number, since it is larger than the sum of its proper divisors (1).

121004433396631 is an equidigital number, since it uses as much as digits as its factorization.

121004433396631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 839808, while the sum is 46.

Adding to 121004433396631 its reverse (136693334400121), we get a palindrome (257697767796752).

The spelling of 121004433396631 in words is "one hundred twenty-one trillion, four billion, four hundred thirty-three million, three hundred ninety-six thousand, six hundred thirty-one".