121334465423231 has 2 divisors, whose sum is σ = 121334465423232. Its totient is φ = 121334465423230.

The previous prime is 121334465423071. The next prime is 121334465423267. The reversal of 121334465423231 is 132324564433121.

It is a strong prime.

It is an emirp because it is prime and its reverse (132324564433121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121334465423231 - 2¹⁸ = 121334465161087 is a prime.

It is a super-2 number, since 2×121334465423231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121334465423291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60667232711615 + 60667232711616.

It is an arithmetic number, because the mean of its divisors is an integer number (60667232711616).

Almost surely, 2^{121334465423231} is an apocalyptic number.

121334465423231 is a deficient number, since it is larger than the sum of its proper divisors (1).

121334465423231 is an equidigital number, since it uses as much as digits as its factorization.

121334465423231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 44.

The spelling of 121334465423231 in words is "one hundred twenty-one trillion, three hundred thirty-four billion, four hundred sixty-five million, four hundred twenty-three thousand, two hundred thirty-one".