111034021442 has 16 divisors (see below), whose sum is σ = 176749879680. Its totient is φ = 52132273728.

The previous prime is 111034021429. The next prime is 111034021487. The reversal of 111034021442 is 244120430111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3704558 + ... + 3734409.

It is an arithmetic number, because the mean of its divisors is an integer number (11046867480).

Almost surely, 2^111034021442 is an apocalyptic number.

111034021442 is a deficient number, since it is larger than the sum of its proper divisors (65715858238).

111034021442 is a wasteful number, since it uses less digits than its factorization.

111034021442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7439425.

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

Adding to 111034021442 its reverse (244120430111), we get a palindrome (355154451553).

The spelling of 111034021442 in words is "one hundred eleven billion, thirty-four million, twenty-one thousand, four hundred forty-two".