13511020112 has 20 divisors (see below), whose sum is σ = 26422255296. Its totient is φ = 6692373600.

The previous prime is 13511020097. The next prime is 13511020123. The reversal of 13511020112 is 21102011531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3944264 + ... + 3947687.

Almost surely, 2^13511020112 is an apocalyptic number.

It is an amenable number.

13511020112 is a deficient number, since it is larger than the sum of its proper divisors (12911235184).

13511020112 is a wasteful number, since it uses less digits than its factorization.

13511020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7892066 (or 7892060 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 17.

Adding to 13511020112 its reverse (21102011531), we get a palindrome (34613031643).

The spelling of 13511020112 in words is "thirteen billion, five hundred eleven million, twenty thousand, one hundred twelve".