10897427112 has 128 divisors (see below), whose sum is σ = 32118629760. Its totient is φ = 3037547520.

The previous prime is 10897427087. The next prime is 10897427131. The reversal of 10897427112 is 21172479801.

It is a super-2 number, since 2×10897427112² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1000158 + ... + 1010994.

It is an arithmetic number, because the mean of its divisors is an integer number (250926795).

Almost surely, 2^10897427112 is an apocalyptic number.

10897427112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10897427112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16059314880).

10897427112 is an abundant number, since it is smaller than the sum of its proper divisors (21221202648).

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

10897427112 is a wasteful number, since it uses less digits than its factorization.

10897427112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11163 (or 11159 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 42.

The spelling of 10897427112 in words is "ten billion, eight hundred ninety-seven million, four hundred twenty-seven thousand, one hundred twelve".