101254242 has 16 divisors (see below), whose sum is σ = 204367680. Its totient is φ = 33441552.

The previous prime is 101254229. The next prime is 101254247. The reversal of 101254242 is 242452101.

It is not an unprimeable number, because it can be changed into a prime (101254247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76758 + ... + 78065.

It is an arithmetic number, because the mean of its divisors is an integer number (12772980).

Almost surely, 2^101254242 is an apocalyptic number.

101254242 is an abundant number, since it is smaller than the sum of its proper divisors (103113438).

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

101254242 is a wasteful number, since it uses less digits than its factorization.

101254242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154937.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 101254242 is about 10062.5166832160. The cubic root of 101254242 is about 466.0913848789.

The spelling of 101254242 in words is "one hundred one million, two hundred fifty-four thousand, two hundred forty-two".