111332444442 has 16 divisors (see below), whose sum is σ = 222676638240. Its totient is φ = 37108856592.

The previous prime is 111332444429. The next prime is 111332444453. The reversal of 111332444442 is 244444233111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 363892 + ... + 595887.

It is an arithmetic number, because the mean of its divisors is an integer number (13917289890).

Almost surely, 2^111332444442 is an apocalyptic number.

111332444442 is an abundant number, since it is smaller than the sum of its proper divisors (111344193798).

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

111332444442 is a wasteful number, since it uses less digits than its factorization.

111332444442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979117.

The product of its digits is 36864, while the sum is 33.

Adding to 111332444442 its reverse (244444233111), we get a palindrome (355776677553).

The spelling of 111332444442 in words is "one hundred eleven billion, three hundred thirty-two million, four hundred forty-four thousand, four hundred forty-two".