1111121131030 has 16 divisors (see below), whose sum is σ = 2064534747264. Its totient is φ = 430111405440.

The previous prime is 1111121131009. The next prime is 1111121131073. The reversal of 1111121131030 is 301311211111.

It is a junction number, because it is equal to n+sod(n) for n = 1111121130995 and 1111121131013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1792130547 + ... + 1792131166.

It is an arithmetic number, because the mean of its divisors is an integer number (129033421704).

Almost surely, 2^{1111121131030} is an apocalyptic number.

1111121131030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1111121131030 is a deficient number, since it is larger than the sum of its proper divisors (953413616234).

1111121131030 is a wasteful number, since it uses less digits than its factorization.

1111121131030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3584261751.

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

Adding to 1111121131030 its reverse (301311211111), we get a palindrome (1412432342141).

The spelling of 1111121131030 in words is "one trillion, one hundred eleven billion, one hundred twenty-one million, one hundred thirty-one thousand, thirty".