121032312213187 has 2 divisors, whose sum is σ = 121032312213188. Its totient is φ = 121032312213186.

The previous prime is 121032312213139. The next prime is 121032312213269. The reversal of 121032312213187 is 781312213230121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121032312213187 - 2²⁷ = 121032177995459 is a prime.

It is not a weakly prime, because it can be changed into another prime (121032312013187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60516156106593 + 60516156106594.

It is an arithmetic number, because the mean of its divisors is an integer number (60516156106594).

Almost surely, 2^{121032312213187} is an apocalyptic number.

121032312213187 is a deficient number, since it is larger than the sum of its proper divisors (1).

121032312213187 is an equidigital number, since it uses as much as digits as its factorization.

121032312213187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 37.

The spelling of 121032312213187 in words is "one hundred twenty-one trillion, thirty-two billion, three hundred twelve million, two hundred thirteen thousand, one hundred eighty-seven".