121032313045669 has 2 divisors, whose sum is σ = 121032313045670. Its totient is φ = 121032313045668.

The previous prime is 121032313045661. The next prime is 121032313045759. The reversal of 121032313045669 is 966540313230121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90318127852225 + 30714185193444 = 9503585^2 + 5542038^2 .

It is a cyclic number.

It is not a de Polignac number, because 121032313045669 - 2³ = 121032313045661 is a prime.

It is a super-2 number, since 2×121032313045669² (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 (121032313045661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60516156522834 + 60516156522835.

It is an arithmetic number, because the mean of its divisors is an integer number (60516156522835).

Almost surely, 2^{121032313045669} is an apocalyptic number.

It is an amenable number.

121032313045669 is a deficient number, since it is larger than the sum of its proper divisors (1).

121032313045669 is an equidigital number, since it uses as much as digits as its factorization.

121032313045669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 46.

The spelling of 121032313045669 in words is "one hundred twenty-one trillion, thirty-two billion, three hundred thirteen million, forty-five thousand, six hundred sixty-nine".