121032213297953 has 2 divisors, whose sum is σ = 121032213297954. Its totient is φ = 121032213297952.

The previous prime is 121032213297943. The next prime is 121032213297959. The reversal of 121032213297953 is 359792312230121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117707050106944 + 3325163191009 = 10849288^2 + 1823503^2 .

It is a cyclic number.

It is not a de Polignac number, because 121032213297953 - 2¹⁴ = 121032213281569 is a prime.

It is a super-3 number, since 3×121032213297953³ (a number of 43 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (121032213297959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60516106648976 + 60516106648977.

It is an arithmetic number, because the mean of its divisors is an integer number (60516106648977).

Almost surely, 2^{121032213297953} is an apocalyptic number.

It is an amenable number.

121032213297953 is a deficient number, since it is larger than the sum of its proper divisors (1).

121032213297953 is an equidigital number, since it uses as much as digits as its factorization.

121032213297953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1224720, while the sum is 50.

The spelling of 121032213297953 in words is "one hundred twenty-one trillion, thirty-two billion, two hundred thirteen million, two hundred ninety-seven thousand, nine hundred fifty-three".