100901901 has 8 divisors (see below), whose sum is σ = 135342144. Its totient is φ = 66864800.

The previous prime is 100901887. The next prime is 100901921. The reversal of 100901901 is 109109001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100901901 - 2¹⁴ = 100885517 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100901921) 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, 100200 + ... + 101201.

It is an arithmetic number, because the mean of its divisors is an integer number (16917768).

Almost surely, 2^100901901 is an apocalyptic number.

It is an amenable number.

100901901 is a deficient number, since it is larger than the sum of its proper divisors (34440243).

100901901 is a wasteful number, since it uses less digits than its factorization.

100901901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201571.

The product of its (nonzero) digits is 81, while the sum is 21.

The square root of 100901901 is about 10044.9938277731. The cubic root of 100901901 is about 465.5501270298.

The spelling of 100901901 in words is "one hundred million, nine hundred one thousand, nine hundred one".