101091892 has 12 divisors (see below), whose sum is σ = 192993696. Its totient is φ = 45950840.

The previous prime is 101091869. The next prime is 101091917. The reversal of 101091892 is 298190101.

It is a congruent number.

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, 1148728 + ... + 1148815.

It is an arithmetic number, because the mean of its divisors is an integer number (16082808).

Almost surely, 2^101091892 is an apocalyptic number.

It is an amenable number.

101091892 is a deficient number, since it is larger than the sum of its proper divisors (91901804).

101091892 is a wasteful number, since it uses less digits than its factorization.

101091892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2297558 (or 2297556 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 31.

The square root of 101091892 is about 10054.4463795875. The cubic root of 101091892 is about 465.8421429255.

The spelling of 101091892 in words is "one hundred one million, ninety-one thousand, eight hundred ninety-two".