23112243402 has 16 divisors (see below), whose sum is σ = 46857699840. Its totient is φ = 7598545632.

The previous prime is 23112243377. The next prime is 23112243403. The reversal of 23112243402 is 20434221132.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (23112243403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26383402 + ... + 26384277.

It is an arithmetic number, because the mean of its divisors is an integer number (2928606240).

Almost surely, 2^23112243402 is an apocalyptic number.

23112243402 is an abundant number, since it is smaller than the sum of its proper divisors (23745456438).

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

23112243402 is a wasteful number, since it uses less digits than its factorization.

23112243402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52767757.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 23112243402 its reverse (20434221132), we get a palindrome (43546464534).

The spelling of 23112243402 in words is "twenty-three billion, one hundred twelve million, two hundred forty-three thousand, four hundred two".