122003431051 has 2 divisors, whose sum is σ = 122003431052. Its totient is φ = 122003431050.

The previous prime is 122003431013. The next prime is 122003431087. The reversal of 122003431051 is 150134300221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122003431051 - 2¹⁹ = 122002906763 is a prime.

It is a super-2 number, since 2×122003431051² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122003431951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61001715525 + 61001715526.

It is an arithmetic number, because the mean of its divisors is an integer number (61001715526).

Almost surely, 2^122003431051 is an apocalyptic number.

122003431051 is a deficient number, since it is larger than the sum of its proper divisors (1).

122003431051 is an equidigital number, since it uses as much as digits as its factorization.

122003431051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 122003431051 its reverse (150134300221), we get a palindrome (272137731272).

The spelling of 122003431051 in words is "one hundred twenty-two billion, three million, four hundred thirty-one thousand, fifty-one".