111057483019561 has 16 divisors (see below), whose sum is σ = 119710063226880. Its totient is φ = 102420582436800.

The previous prime is 111057483019523. The next prime is 111057483019631. The reversal of 111057483019561 is 165910384750111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 111057483019561 - 2¹¹ = 111057483017513 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111057483019499 and 111057483019508.

It is not an unprimeable number, because it can be changed into a prime (111057483019261) 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, 329601171 + ... + 329937943.

It is an arithmetic number, because the mean of its divisors is an integer number (7481878951680).

Almost surely, 2^{111057483019561} is an apocalyptic number.

It is an amenable number.

111057483019561 is a deficient number, since it is larger than the sum of its proper divisors (8652580207319).

111057483019561 is a wasteful number, since it uses less digits than its factorization.

111057483019561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359976.

The product of its (nonzero) digits is 907200, while the sum is 52.

The spelling of 111057483019561 in words is "one hundred eleven trillion, fifty-seven billion, four hundred eighty-three million, nineteen thousand, five hundred sixty-one".