115532321422 has 12 divisors (see below), whose sum is σ = 201592112040. Its totient is φ = 49513851996.

The previous prime is 115532321389. The next prime is 115532321423. The reversal of 115532321422 is 224123235511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115532321423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 589450522 + ... + 589450717.

It is an arithmetic number, because the mean of its divisors is an integer number (16799342670).

Almost surely, 2^115532321422 is an apocalyptic number.

115532321422 is a deficient number, since it is larger than the sum of its proper divisors (86059790618).

115532321422 is a wasteful number, since it uses less digits than its factorization.

115532321422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178901255 (or 1178901248 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

Adding to 115532321422 its reverse (224123235511), we get a palindrome (339655556933).

The spelling of 115532321422 in words is "one hundred fifteen billion, five hundred thirty-two million, three hundred twenty-one thousand, four hundred twenty-two".