102121100120969 has 2 divisors, whose sum is σ = 102121100120970. Its totient is φ = 102121100120968.

The previous prime is 102121100120953. The next prime is 102121100120989. The reversal of 102121100120969 is 969021001121201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68041249658944 + 34079850462025 = 8248712^2 + 5837795^2 .

It is a cyclic number.

It is not a de Polignac number, because 102121100120969 - 2⁴ = 102121100120953 is a prime.

It is a super-2 number, since 2×102121100120969² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102121100120939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51060550060484 + 51060550060485.

It is an arithmetic number, because the mean of its divisors is an integer number (51060550060485).

Almost surely, 2^{102121100120969} is an apocalyptic number.

It is an amenable number.

102121100120969 is a deficient number, since it is larger than the sum of its proper divisors (1).

102121100120969 is an equidigital number, since it uses as much as digits as its factorization.

102121100120969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 35.

The spelling of 102121100120969 in words is "one hundred two trillion, one hundred twenty-one billion, one hundred million, one hundred twenty thousand, nine hundred sixty-nine".