111031113233042 has 4 divisors (see below), whose sum is σ = 166546669849566. Its totient is φ = 55515556616520.

The previous prime is 111031113232981. The next prime is 111031113233059. The reversal of 111031113233042 is 240332311130111.

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., 110514527482921 + 516585750121 = 10512589^2 + 718739^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27757778308259 + ... + 27757778308262.

Almost surely, 2^{111031113233042} is an apocalyptic number.

111031113233042 is a deficient number, since it is larger than the sum of its proper divisors (55515556616524).

111031113233042 is an equidigital number, since it uses as much as digits as its factorization.

111031113233042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55515556616523.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 111031113233042 its reverse (240332311130111), we get a palindrome (351363424363153).

The spelling of 111031113233042 in words is "one hundred eleven trillion, thirty-one billion, one hundred thirteen million, two hundred thirty-three thousand, forty-two".