111140210023042 has 4 divisors (see below), whose sum is σ = 166710315034566. Its totient is φ = 55570105011520.

The previous prime is 111140210023027. The next prime is 111140210023061. The reversal of 111140210023042 is 240320012041111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 63035040970521 + 48105169052521 = 7939461^2 + 6935789^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27785052505759 + ... + 27785052505762.

Almost surely, 2^{111140210023042} is an apocalyptic number.

111140210023042 is a deficient number, since it is larger than the sum of its proper divisors (55570105011524).

111140210023042 is an equidigital number, since it uses as much as digits as its factorization.

111140210023042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55570105011523.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 111140210023042 its reverse (240320012041111), we get a palindrome (351460222064153).

The spelling of 111140210023042 in words is "one hundred eleven trillion, one hundred forty billion, two hundred ten million, twenty-three thousand, forty-two".