101131923 has 8 divisors (see below), whose sum is σ = 135053568. Its totient is φ = 67315784.

The previous prime is 101131879. The next prime is 101131967. The reversal of 101131923 is 329131101.

It is an interprime number because it is at equal distance from previous prime (101131879) and next prime (101131967).

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 101131923 - 2⁶ = 101131859 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101131923.

It is not an unprimeable number, because it can be changed into a prime (101131973) 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, 24111 + ... + 27992.

It is an arithmetic number, because the mean of its divisors is an integer number (16881696).

Almost surely, 2^101131923 is an apocalyptic number.

101131923 is a deficient number, since it is larger than the sum of its proper divisors (33921645).

101131923 is an equidigital number, since it uses as much as digits as its factorization.

101131923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52753.

The product of its (nonzero) digits is 162, while the sum is 21.

The square root of 101131923 is about 10056.4368938506. The cubic root of 101131923 is about 465.9036238399.

The spelling of 101131923 in words is "one hundred one million, one hundred thirty-one thousand, nine hundred twenty-three".