122481811943 has 2 divisors, whose sum is σ = 122481811944. Its totient is φ = 122481811942.

The previous prime is 122481811913. The next prime is 122481811961. The reversal of 122481811943 is 349118184221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122481811943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122481811894 and 122481811903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122481811913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61240905971 + 61240905972.

It is an arithmetic number, because the mean of its divisors is an integer number (61240905972).

Almost surely, 2^122481811943 is an apocalyptic number.

122481811943 is a deficient number, since it is larger than the sum of its proper divisors (1).

122481811943 is an equidigital number, since it uses as much as digits as its factorization.

122481811943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 110592, while the sum is 44.

The spelling of 122481811943 in words is "one hundred twenty-two billion, four hundred eighty-one million, eight hundred eleven thousand, nine hundred forty-three".