122351240768 has 28 divisors (see below), whose sum is σ = 242805927900. Its totient is φ = 61171794432.

The previous prime is 122351240741. The next prime is 122351240813. The reversal of 122351240768 is 867042153221.

It can be written as a sum of positive squares in 2 ways, for example, as 11787010624 + 110564230144 = 108568^2 + 332512^2 .

It is a super-2 number, since 2×122351240768² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1166558 + ... + 1267106.

Almost surely, 2^122351240768 is an apocalyptic number.

It is an amenable number.

122351240768 is a deficient number, since it is larger than the sum of its proper divisors (120454687132).

122351240768 is a wasteful number, since it uses less digits than its factorization.

122351240768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119574 (or 119564 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 41.

Adding to 122351240768 its reverse (867042153221), we get a palindrome (989393393989).

The spelling of 122351240768 in words is "one hundred twenty-two billion, three hundred fifty-one million, two hundred forty thousand, seven hundred sixty-eight".