121311070099 has 2 divisors, whose sum is σ = 121311070100. Its totient is φ = 121311070098.

The previous prime is 121311070079. The next prime is 121311070103. The reversal of 121311070099 is 990070113121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121311070099 - 2⁹ = 121311069587 is a prime.

It is a super-3 number, since 3×121311070099³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (121311070039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60655535049 + 60655535050.

It is an arithmetic number, because the mean of its divisors is an integer number (60655535050).

Almost surely, 2^121311070099 is an apocalyptic number.

121311070099 is a deficient number, since it is larger than the sum of its proper divisors (1).

121311070099 is an equidigital number, since it uses as much as digits as its factorization.

121311070099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3402, while the sum is 34.

The spelling of 121311070099 in words is "one hundred twenty-one billion, three hundred eleven million, seventy thousand, ninety-nine".