122042317051 has 4 divisors (see below), whose sum is σ = 122048788792. Its totient is φ = 122035845312.

The previous prime is 122042317009. The next prime is 122042317057. The reversal of 122042317051 is 150713240221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122042317051 - 2¹³ = 122042308859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122042317057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3207501 + ... + 3245326.

It is an arithmetic number, because the mean of its divisors is an integer number (30512197198).

Almost surely, 2^122042317051 is an apocalyptic number.

122042317051 is a deficient number, since it is larger than the sum of its proper divisors (6471741).

122042317051 is an equidigital number, since it uses as much as digits as its factorization.

122042317051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6471740.

The product of its (nonzero) digits is 3360, while the sum is 28.

Adding to 122042317051 its reverse (150713240221), we get a palindrome (272755557272).

The spelling of 122042317051 in words is "one hundred twenty-two billion, forty-two million, three hundred seventeen thousand, fifty-one".