11919601104312 has 128 divisors (see below), whose sum is σ = 34984505491200. Its totient is φ = 3343799654400.

The previous prime is 11919601104311. The next prime is 11919601104331. The reversal of 11919601104312 is 21340110691911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11919601104311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21495762 + ... + 22043297.

It is an arithmetic number, because the mean of its divisors is an integer number (273316449150).

Almost surely, 2^{11919601104312} is an apocalyptic number.

11919601104312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11919601104312 is an abundant number, since it is smaller than the sum of its proper divisors (23064904386888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11919601104312 is a wasteful number, since it uses less digits than its factorization.

11919601104312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43539157 (or 43539153 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 39.

The spelling of 11919601104312 in words is "eleven trillion, nine hundred nineteen billion, six hundred one million, one hundred four thousand, three hundred twelve".