101397272 has 8 divisors (see below), whose sum is σ = 190119900. Its totient is φ = 50698632.

The previous prime is 101397269. The next prime is 101397277. The reversal of 101397272 is 272793101.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101397277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6337322 + ... + 6337337.

Almost surely, 2^101397272 is an apocalyptic number.

It is an amenable number.

101397272 is a deficient number, since it is larger than the sum of its proper divisors (88722628).

101397272 is a wasteful number, since it uses less digits than its factorization.

101397272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12674665 (or 12674661 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 101397272 is about 10069.6212441184. The cubic root of 101397272 is about 466.3107458462.

The spelling of 101397272 in words is "one hundred one million, three hundred ninety-seven thousand, two hundred seventy-two".