111042011012 has 12 divisors (see below), whose sum is σ = 199063117596. Its totient is φ = 54166834560.

The previous prime is 111042010979. The next prime is 111042011039. The reversal of 111042011012 is 210110240111.

It can be written as a sum of positive squares in 2 ways, for example, as 51137490496 + 59904520516 = 226136^2 + 244754^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 338542553 + ... + 338542880.

It is an arithmetic number, because the mean of its divisors is an integer number (16588593133).

Almost surely, 2^111042011012 is an apocalyptic number.

It is an amenable number.

111042011012 is a deficient number, since it is larger than the sum of its proper divisors (88021106584).

111042011012 is a wasteful number, since it uses less digits than its factorization.

111042011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677085478 (or 677085476 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111042011012 its reverse (210110240111), we get a palindrome (321152251123).

The spelling of 111042011012 in words is "one hundred eleven billion, forty-two million, eleven thousand, twelve".