101012272 has 10 divisors (see below), whose sum is σ = 195711308. Its totient is φ = 50506128.

The previous prime is 101012243. The next prime is 101012293. The reversal of 101012272 is 272210101.

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 6313267 = 101012272 / (1 + 0 + 1 + 0 + 1 + 2 + 2 + 7 + 2).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3156618 + ... + 3156649.

Almost surely, 2^101012272 is an apocalyptic number.

It is an amenable number.

101012272 is a deficient number, since it is larger than the sum of its proper divisors (94699036).

101012272 is an equidigital number, since it uses as much as digits as its factorization.

101012272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6313275 (or 6313269 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 101012272 is about 10050.4861573956. The cubic root of 101012272 is about 465.7198116735.

Adding to 101012272 its reverse (272210101), we get a palindrome (373222373).

The spelling of 101012272 in words is "one hundred one million, twelve thousand, two hundred seventy-two".