13223102542 has 32 divisors (see below), whose sum is σ = 21494013408. Its totient is φ = 6064920576.

The previous prime is 13223102489. The next prime is 13223102561. The reversal of 13223102542 is 24520132231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2870413 + ... + 2875015.

It is an arithmetic number, because the mean of its divisors is an integer number (671687919).

Almost surely, 2^13223102542 is an apocalyptic number.

13223102542 is a deficient number, since it is larger than the sum of its proper divisors (8270910866).

13223102542 is a wasteful number, since it uses less digits than its factorization.

13223102542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5284.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 13223102542 its reverse (24520132231), we get a palindrome (37743234773).

The spelling of 13223102542 in words is "thirteen billion, two hundred twenty-three million, one hundred two thousand, five hundred forty-two".