121131102319 has 2 divisors, whose sum is σ = 121131102320. Its totient is φ = 121131102318.

The previous prime is 121131102299. The next prime is 121131102377. The reversal of 121131102319 is 913201131121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121131102319 - 2¹⁵ = 121131069551 is a prime.

It is a super-2 number, since 2×121131102319² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121131102293 and 121131102302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121131102119) 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, 60565551159 + 60565551160.

It is an arithmetic number, because the mean of its divisors is an integer number (60565551160).

Almost surely, 2^121131102319 is an apocalyptic number.

121131102319 is a deficient number, since it is larger than the sum of its proper divisors (1).

121131102319 is an equidigital number, since it uses as much as digits as its factorization.

121131102319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 25.

The spelling of 121131102319 in words is "one hundred twenty-one billion, one hundred thirty-one million, one hundred two thousand, three hundred nineteen".