113123301212 has 36 divisors (see below), whose sum is σ = 210624263640. Its totient is φ = 53151354624.

The previous prime is 113123301191. The next prime is 113123301301. The reversal of 113123301212 is 212103321311.

It is a happy number.

113123301212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 667214 + ... + 819402.

It is an arithmetic number, because the mean of its divisors is an integer number (5850673990).

Almost surely, 2^113123301212 is an apocalyptic number.

It is an amenable number.

113123301212 is a deficient number, since it is larger than the sum of its proper divisors (97500962428).

113123301212 is a wasteful number, since it uses less digits than its factorization.

113123301212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152870 (or 152851 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 113123301212 its reverse (212103321311), we get a palindrome (325226622523).

The spelling of 113123301212 in words is "one hundred thirteen billion, one hundred twenty-three million, three hundred one thousand, two hundred twelve".