121000010179 has 2 divisors, whose sum is σ = 121000010180. Its totient is φ = 121000010178.

The previous prime is 121000010177. The next prime is 121000010231. The reversal of 121000010179 is 971010000121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121000010179 - 2¹ = 121000010177 is a prime.

It is a super-2 number, since 2×121000010179² (a number of 23 digits) contains 22 as substring.

Together with 121000010177, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (121000010177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60500005089 + 60500005090.

It is an arithmetic number, because the mean of its divisors is an integer number (60500005090).

Almost surely, 2^121000010179 is an apocalyptic number.

121000010179 is a deficient number, since it is larger than the sum of its proper divisors (1).

121000010179 is an equidigital number, since it uses as much as digits as its factorization.

121000010179 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 22.

The spelling of 121000010179 in words is "one hundred twenty-one billion, ten thousand, one hundred seventy-nine".