102271132 has 24 divisors (see below), whose sum is σ = 182918736. Its totient is φ = 50014848.

The previous prime is 102271121. The next prime is 102271159. The reversal of 102271132 is 231172201.

It is a super-2 number, since 2×102271132² = 20918768881122848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98488 + ... + 99520.

It is an arithmetic number, because the mean of its divisors is an integer number (7621614).

Almost surely, 2^102271132 is an apocalyptic number.

It is an amenable number.

102271132 is a deficient number, since it is larger than the sum of its proper divisors (80647604).

102271132 is a wasteful number, since it uses less digits than its factorization.

102271132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1557 (or 1555 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 102271132 is about 10112.9190642465. The cubic root of 102271132 is about 467.6464993129.

The spelling of 102271132 in words is "one hundred two million, two hundred seventy-one thousand, one hundred thirty-two".