13233112146 has 24 divisors (see below), whose sum is σ = 29918341440. Its totient is φ = 4219253016.

The previous prime is 13233112129. The next prime is 13233112199. The reversal of 13233112146 is 64121133231.

It is a happy number.

13233112146 is a `hidden beast` number, since 1 + 323 + 311 + 21 + 4 + 6 = 666.

It is a super-2 number, since 2×13233112146² (a number of 21 digits) contains 22 as substring.

It is a Curzon 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, 15981606 + ... + 15982433.

It is an arithmetic number, because the mean of its divisors is an integer number (1246597560).

Almost surely, 2^13233112146 is an apocalyptic number.

13233112146 is an abundant number, since it is smaller than the sum of its proper divisors (16685229294).

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

13233112146 is a wasteful number, since it uses less digits than its factorization.

13233112146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31964070 (or 31964067 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

Adding to 13233112146 its reverse (64121133231), we get a palindrome (77354245377).

The spelling of 13233112146 in words is "thirteen billion, two hundred thirty-three million, one hundred twelve thousand, one hundred forty-six".