13542123022 has 4 divisors (see below), whose sum is σ = 20313184536. Its totient is φ = 6771061510.

The previous prime is 13542122983. The next prime is 13542123029. The reversal of 13542123022 is 22032124531.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13542123029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3385530754 + ... + 3385530757.

It is an arithmetic number, because the mean of its divisors is an integer number (5078296134).

Almost surely, 2^13542123022 is an apocalyptic number.

13542123022 is a deficient number, since it is larger than the sum of its proper divisors (6771061514).

13542123022 is an equidigital number, since it uses as much as digits as its factorization.

13542123022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6771061513.

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

Adding to 13542123022 its reverse (22032124531), we get a palindrome (35574247553).

The spelling of 13542123022 in words is "thirteen billion, five hundred forty-two million, one hundred twenty-three thousand, twenty-two".