111120620441 has 16 divisors (see below), whose sum is σ = 113735147328. Its totient is φ = 108535627200.

The previous prime is 111120620437. The next prime is 111120620461. The reversal of 111120620441 is 144026021111.

It is a cyclic number.

It is not a de Polignac number, because 111120620441 - 2² = 111120620437 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (111120620461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12046211 + ... + 12055431.

It is an arithmetic number, because the mean of its divisors is an integer number (7108446708).

Almost surely, 2^111120620441 is an apocalyptic number.

It is an amenable number.

111120620441 is a deficient number, since it is larger than the sum of its proper divisors (2614526887).

111120620441 is a wasteful number, since it uses less digits than its factorization.

111120620441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10792.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 111120620441 its reverse (144026021111), we get a palindrome (255146641552).

The spelling of 111120620441 in words is "one hundred eleven billion, one hundred twenty million, six hundred twenty thousand, four hundred forty-one".