101310123 has 16 divisors (see below), whose sum is σ = 143354880. Its totient is φ = 63421056.

The previous prime is 101310119. The next prime is 101310127. The reversal of 101310123 is 321013101.

It is an interprime number because it is at equal distance from previous prime (101310119) and next prime (101310127).

It is not a de Polignac number, because 101310123 - 2² = 101310119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101310099 and 101310108.

It is not an unprimeable number, because it can be changed into a prime (101310127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22798 + ... + 26876.

It is an arithmetic number, because the mean of its divisors is an integer number (8959680).

Almost surely, 2^101310123 is an apocalyptic number.

101310123 is a deficient number, since it is larger than the sum of its proper divisors (42044757).

101310123 is a wasteful number, since it uses less digits than its factorization.

101310123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4586.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 101310123 is about 10065.2929912646. The cubic root of 101310123 is about 466.1771125225.

Adding to 101310123 its reverse (321013101), we get a palindrome (422323224).

The spelling of 101310123 in words is "one hundred one million, three hundred ten thousand, one hundred twenty-three".