111400320001442 has 32 divisors (see below), whose sum is σ = 178781082189120. Its totient is φ = 51902842979520.

The previous prime is 111400320001427. The next prime is 111400320001489. The reversal of 111400320001442 is 244100023004111.

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, 209590073 + ... + 210120915.

It is an arithmetic number, because the mean of its divisors is an integer number (5586908818410).

Almost surely, 2^{111400320001442} is an apocalyptic number.

111400320001442 is a deficient number, since it is larger than the sum of its proper divisors (67380762187678).

111400320001442 is a wasteful number, since it uses less digits than its factorization.

111400320001442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621458.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 111400320001442 its reverse (244100023004111), we get a palindrome (355500343005553).

The spelling of 111400320001442 in words is "one hundred eleven trillion, four hundred billion, three hundred twenty million, one thousand, four hundred forty-two".