1111130022031 has 4 divisors (see below), whose sum is σ = 1111934607064. Its totient is φ = 1110325437000.

The previous prime is 1111130022019. The next prime is 1111130022071. The reversal of 1111130022031 is 1302200311111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1111130022031 - 2²⁵ = 1111096467599 is a prime.

It is a super-2 number, since 2×1111130022031² (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 = 1111130021996 and 1111130022014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111130022001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402290445 + ... + 402293206.

It is an arithmetic number, because the mean of its divisors is an integer number (277983651766).

Almost surely, 2^{1111130022031} is an apocalyptic number.

1111130022031 is a deficient number, since it is larger than the sum of its proper divisors (804585033).

1111130022031 is an equidigital number, since it uses as much as digits as its factorization.

1111130022031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804585032.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1111130022031 its reverse (1302200311111), we get a palindrome (2413330333142).

The spelling of 1111130022031 in words is "one trillion, one hundred eleven billion, one hundred thirty million, twenty-two thousand, thirty-one".