101321112 has 16 divisors (see below), whose sum is σ = 253302840. Its totient is φ = 33773696.

The previous prime is 101321093. The next prime is 101321117. The reversal of 101321112 is 211123101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101321117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2110833 + ... + 2110880.

Almost surely, 2^101321112 is an apocalyptic number.

101321112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101321112 is an abundant number, since it is smaller than the sum of its proper divisors (151981728).

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

101321112 is a wasteful number, since it uses less digits than its factorization.

101321112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4221722 (or 4221718 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 101321112 is about 10065.8388622111. The cubic root of 101321112 is about 466.1939671563.

Adding to 101321112 its reverse (211123101), we get a palindrome (312444213).

The spelling of 101321112 in words is "one hundred one million, three hundred twenty-one thousand, one hundred twelve".