103312042312 has 8 divisors (see below), whose sum is σ = 193710079350. Its totient is φ = 51656021152.

The previous prime is 103312042307. The next prime is 103312042319. The reversal of 103312042312 is 213240213301.

It can be written as a sum of positive squares in only one way, i.e., 98298552676 + 5013489636 = 313526^2 + 70806^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (103312042319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6457002637 + ... + 6457002652.

Almost surely, 2^103312042312 is an apocalyptic number.

It is an amenable number.

103312042312 is a deficient number, since it is larger than the sum of its proper divisors (90398037038).

103312042312 is a wasteful number, since it uses less digits than its factorization.

103312042312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12914005295 (or 12914005291 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 103312042312 its reverse (213240213301), we get a palindrome (316552255613).

The spelling of 103312042312 in words is "one hundred three billion, three hundred twelve million, forty-two thousand, three hundred twelve".