101271000 has 64 divisors (see below), whose sum is σ = 315974880. Its totient is φ = 27004800.

The previous prime is 101270999. The next prime is 101271029. The reversal of 101271000 is 172101.

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

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13879 + ... + 19878.

Almost surely, 2^101271000 is an apocalyptic number.

101271000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101271000 is an abundant number, since it is smaller than the sum of its proper divisors (214703880).

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

101271000 is a wasteful number, since it uses less digits than its factorization.

101271000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33781 (or 33767 counting only the distinct ones).

The product of its (nonzero) digits is 14, while the sum is 12.

The square root of 101271000 is about 10063.3493430368. The cubic root of 101271000 is about 466.1170968175.

The spelling of 101271000 in words is "one hundred one million, two hundred seventy-one thousand".