101001432 has 64 divisors (see below), whose sum is σ = 298540800. Its totient is φ = 27861120.

The previous prime is 101001427. The next prime is 101001443. The reversal of 101001432 is 234100101.

It is a happy number.

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

It is a congruent number.

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, 5494 + ... + 15237.

It is an arithmetic number, because the mean of its divisors is an integer number (4664700).

Almost surely, 2^101001432 is an apocalyptic number.

101001432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101001432 is an abundant number, since it is smaller than the sum of its proper divisors (197539368).

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

101001432 is a wasteful number, since it uses less digits than its factorization.

101001432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20776 (or 20772 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 101001432 is about 10049.9468655312. The cubic root of 101001432 is about 465.7031517065.

Adding to 101001432 its reverse (234100101), we get a palindrome (335101533).

The spelling of 101001432 in words is "one hundred one million, one thousand, four hundred thirty-two".