122122119437887 has 2 divisors, whose sum is σ = 122122119437888. Its totient is φ = 122122119437886.

The previous prime is 122122119437873. The next prime is 122122119437897. The reversal of 122122119437887 is 788734911221221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122122119437887 - 2²⁷ = 122121985220159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122122119437897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61061059718943 + 61061059718944.

It is an arithmetic number, because the mean of its divisors is an integer number (61061059718944).

Almost surely, 2^{122122119437887} is an apocalyptic number.

122122119437887 is a deficient number, since it is larger than the sum of its proper divisors (1).

122122119437887 is an equidigital number, since it uses as much as digits as its factorization.

122122119437887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5419008, while the sum is 58.

The spelling of 122122119437887 in words is "one hundred twenty-two trillion, one hundred twenty-two billion, one hundred nineteen million, four hundred thirty-seven thousand, eight hundred eighty-seven".