13101123042 has 96 divisors (see below), whose sum is σ = 33181948800. Its totient is φ = 3734246880.

The previous prime is 13101123041. The next prime is 13101123089. The reversal of 13101123042 is 24032110131.

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

It is not an unprimeable number, because it can be changed into a prime (13101123041) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2843913 + ... + 2848515.

It is an arithmetic number, because the mean of its divisors is an integer number (345645300).

Almost surely, 2^13101123042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13101123042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16590974400).

13101123042 is an abundant number, since it is smaller than the sum of its proper divisors (20080825758).

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

13101123042 is a wasteful number, since it uses less digits than its factorization.

13101123042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5093 (or 5076 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 13101123042 its reverse (24032110131), we get a palindrome (37133233173).

The spelling of 13101123042 in words is "thirteen billion, one hundred one million, one hundred twenty-three thousand, forty-two".