101881242 has 24 divisors (see below), whose sum is σ = 225441216. Its totient is φ = 33237576.

The previous prime is 101881231. The next prime is 101881261. The reversal of 101881242 is 242188101.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59368 + ... + 61059.

It is an arithmetic number, because the mean of its divisors is an integer number (9393384).

Almost surely, 2^101881242 is an apocalyptic number.

101881242 is an abundant number, since it is smaller than the sum of its proper divisors (123559974).

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

101881242 is a wasteful number, since it uses less digits than its factorization.

101881242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120482 (or 120479 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 27.

The square root of 101881242 is about 10093.6238289328. The cubic root of 101881242 is about 467.0514702535.

The spelling of 101881242 in words is "one hundred one million, eight hundred eighty-one thousand, two hundred forty-two".