101092261 has 4 divisors (see below), whose sum is σ = 101138752. Its totient is φ = 101045772.

The previous prime is 101092247. The next prime is 101092283. The reversal of 101092261 is 162290101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101092261 - 2⁷ = 101092133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101092241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19815 + ... + 24388.

It is an arithmetic number, because the mean of its divisors is an integer number (25284688).

Almost surely, 2^101092261 is an apocalyptic number.

It is an amenable number.

101092261 is a deficient number, since it is larger than the sum of its proper divisors (46491).

101092261 is an equidigital number, since it uses as much as digits as its factorization.

101092261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46490.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 101092261 is about 10054.4647296611. The cubic root of 101092261 is about 465.8427097218.

The spelling of 101092261 in words is "one hundred one million, ninety-two thousand, two hundred sixty-one".