101112321023 has 4 divisors (see below), whose sum is σ = 115556938320. Its totient is φ = 86667703728.

The previous prime is 101112321017. The next prime is 101112321059. The reversal of 101112321023 is 320123211101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 320123211101 = 3221 ⋅99386281.

It is a cyclic number.

It is not a de Polignac number, because 101112321023 - 2¹⁶ = 101112255487 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101112320992 and 101112321010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101132321023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7222308638 + ... + 7222308651.

It is an arithmetic number, because the mean of its divisors is an integer number (28889234580).

Almost surely, 2^101112321023 is an apocalyptic number.

101112321023 is a deficient number, since it is larger than the sum of its proper divisors (14444617297).

101112321023 is an equidigital number, since it uses as much as digits as its factorization.

101112321023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14444617296.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 101112321023 its reverse (320123211101), we get a palindrome (421235532124).

The spelling of 101112321023 in words is "one hundred one billion, one hundred twelve million, three hundred twenty-one thousand, twenty-three".