102344112 has 120 divisors (see below), whose sum is σ = 322000224. Its totient is φ = 30108672.

The previous prime is 102344107. The next prime is 102344119. The reversal of 102344112 is 211443201.

It is a super-2 number, since 2×102344112² = 20948634522137088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (102344119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41868 + ... + 44244.

Almost surely, 2^102344112 is an apocalyptic number.

102344112 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 102344112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161000112).

102344112 is an abundant number, since it is smaller than the sum of its proper divisors (219656112).

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

102344112 is a wasteful number, since it uses less digits than its factorization.

102344112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2427 (or 2418 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 102344112 is about 10116.5266766811. The cubic root of 102344112 is about 467.7577093420.

Adding to 102344112 its reverse (211443201), we get a palindrome (313787313).

The spelling of 102344112 in words is "one hundred two million, three hundred forty-four thousand, one hundred twelve".