12692050112 has 112 divisors (see below), whose sum is σ = 29109814272. Its totient is φ = 5378227200.

The previous prime is 12692050109. The next prime is 12692050127. The reversal of 12692050112 is 21105029621.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×12692050112² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25232453 + ... + 25232955.

It is an arithmetic number, because the mean of its divisors is an integer number (259909056).

Almost surely, 2^12692050112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12692050112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14554907136).

12692050112 is an abundant number, since it is smaller than the sum of its proper divisors (16417764160).

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

12692050112 is a wasteful number, since it uses less digits than its factorization.

12692050112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046 (or 1036 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 29.

Adding to 12692050112 its reverse (21105029621), we get a palindrome (33797079733).

The spelling of 12692050112 in words is "twelve billion, six hundred ninety-two million, fifty thousand, one hundred twelve".