120768122858 has 4 divisors (see below), whose sum is σ = 181152184290. Its totient is φ = 60384061428.

The previous prime is 120768122821. The next prime is 120768122879. The reversal of 120768122858 is 858221867021.

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

It can be written as a sum of positive squares in only one way, i.e., 99296202769 + 21471920089 = 315113^2 + 146533^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30192030713 + ... + 30192030716.

Almost surely, 2^120768122858 is an apocalyptic number.

120768122858 is a deficient number, since it is larger than the sum of its proper divisors (60384061432).

120768122858 is an equidigital number, since it uses as much as digits as its factorization.

120768122858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60384061431.

The product of its (nonzero) digits is 860160, while the sum is 50.

Adding to 120768122858 its reverse (858221867021), we get a palindrome (978989989879).

The spelling of 120768122858 in words is "one hundred twenty billion, seven hundred sixty-eight million, one hundred twenty-two thousand, eight hundred fifty-eight".