122103231851 has 2 divisors, whose sum is σ = 122103231852. Its totient is φ = 122103231850.

The previous prime is 122103231827. The next prime is 122103231893. The reversal of 122103231851 is 158132301221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122103231851 - 2¹⁴ = 122103215467 is a prime.

It is not a weakly prime, because it can be changed into another prime (122103231821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61051615925 + 61051615926.

It is an arithmetic number, because the mean of its divisors is an integer number (61051615926).

Almost surely, 2^122103231851 is an apocalyptic number.

122103231851 is a deficient number, since it is larger than the sum of its proper divisors (1).

122103231851 is an equidigital number, since it uses as much as digits as its factorization.

122103231851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 122103231851 in words is "one hundred twenty-two billion, one hundred three million, two hundred thirty-one thousand, eight hundred fifty-one".