1111121110033 has 16 divisors (see below), whose sum is σ = 1232811432000. Its totient is φ = 992881082880.

The previous prime is 1111121109883. The next prime is 1111121110061. The reversal of 1111121110033 is 3300111211111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111121110033 is a prime.

It is a super-2 number, since 2×1111121110033² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1111121109989 and 1111121110016.

It is not an unprimeable number, because it can be changed into a prime (1111121110093) 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, 6173485 + ... + 6350917.

It is an arithmetic number, because the mean of its divisors is an integer number (77050714500).

Almost surely, 2^{1111121110033} is an apocalyptic number.

It is an amenable number.

1111121110033 is a deficient number, since it is larger than the sum of its proper divisors (121690321967).

1111121110033 is a wasteful number, since it uses less digits than its factorization.

1111121110033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187152.

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 1111121110033 its reverse (3300111211111), we get a palindrome (4411232321144).

The spelling of 1111121110033 in words is "one trillion, one hundred eleven billion, one hundred twenty-one million, one hundred ten thousand, thirty-three".