101423124 has 96 divisors (see below), whose sum is σ = 291916800. Its totient is φ = 30192480.

The previous prime is 101423117. The next prime is 101423131. The reversal of 101423124 is 421324101.

It is an interprime number because it is at equal distance from previous prime (101423117) and next prime (101423131).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 101423097 and 101423106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69369 + ... + 70815.

It is an arithmetic number, because the mean of its divisors is an integer number (3040800).

Almost surely, 2^101423124 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101423124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145958400).

101423124 is an abundant number, since it is smaller than the sum of its proper divisors (190493676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101423124 is a wasteful number, since it uses less digits than its factorization.

101423124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530 (or 1522 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 101423124 is about 10070.9048252875. The cubic root of 101423124 is about 466.3503722938.

Adding to 101423124 its reverse (421324101), we get a palindrome (522747225).

The spelling of 101423124 in words is "one hundred one million, four hundred twenty-three thousand, one hundred twenty-four".