121333467851 has 2 divisors, whose sum is σ = 121333467852. Its totient is φ = 121333467850.

The previous prime is 121333467811. The next prime is 121333467901. The reversal of 121333467851 is 158764333121.

It is a weak prime.

It is an emirp because it is prime and its reverse (158764333121) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121333467851 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (121333467811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60666733925 + 60666733926.

It is an arithmetic number, because the mean of its divisors is an integer number (60666733926).

Almost surely, 2^121333467851 is an apocalyptic number.

121333467851 is a deficient number, since it is larger than the sum of its proper divisors (1).

121333467851 is an equidigital number, since it uses as much as digits as its factorization.

121333467851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 44.

The spelling of 121333467851 in words is "one hundred twenty-one billion, three hundred thirty-three million, four hundred sixty-seven thousand, eight hundred fifty-one".