101100492 has 18 divisors (see below), whose sum is σ = 255559668. Its totient is φ = 33700152.

The previous prime is 101100473. The next prime is 101100497. The reversal of 101100492 is 294001101.

It is a tau number, because it is divible by the number of its divisors (18).

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 (101100497) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1404138 + ... + 1404209.

Almost surely, 2^101100492 is an apocalyptic number.

101100492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101100492 is an abundant number, since it is smaller than the sum of its proper divisors (154459176).

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

101100492 is a wasteful number, since it uses less digits than its factorization.

101100492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2808357 (or 2808352 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 101100492 is about 10054.8740419759. The cubic root of 101100492 is about 465.8553524544.

Adding to 101100492 its reverse (294001101), we get a palindrome (395101593).

The spelling of 101100492 in words is "one hundred one million, one hundred thousand, four hundred ninety-two".