111121333045 has 8 divisors (see below), whose sum is σ = 137943723960. Its totient is φ = 85831650240.

The previous prime is 111121333031. The next prime is 111121333049. The reversal of 111121333045 is 540333121111.

It can be written as a sum of positive squares in 4 ways, for example, as 19700368164 + 91420964881 = 140358^2 + 302359^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111121333045 - 2⁵ = 111121333013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111121333049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383176866 + ... + 383177155.

It is an arithmetic number, because the mean of its divisors is an integer number (17242965495).

Almost surely, 2^111121333045 is an apocalyptic number.

It is an amenable number.

111121333045 is a deficient number, since it is larger than the sum of its proper divisors (26822390915).

111121333045 is an equidigital number, since it uses as much as digits as its factorization.

111121333045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766354055.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 111121333045 its reverse (540333121111), we get a palindrome (651454454156).

The spelling of 111121333045 in words is "one hundred eleven billion, one hundred twenty-one million, three hundred thirty-three thousand, forty-five".