101442988 has 12 divisors (see below), whose sum is σ = 179356072. Its totient is φ = 50198400.

The previous prime is 101442973. The next prime is 101442997. The reversal of 101442988 is 889244101.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130338 + ... + 131113.

Almost surely, 2^101442988 is an apocalyptic number.

It is an amenable number.

101442988 is a deficient number, since it is larger than the sum of its proper divisors (77913084).

101442988 is a wasteful number, since it uses less digits than its factorization.

101442988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261552 (or 261550 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 37.

The square root of 101442988 is about 10071.8909843187. The cubic root of 101442988 is about 466.3808156441.

The spelling of 101442988 in words is "one hundred one million, four hundred forty-two thousand, nine hundred eighty-eight".