1121331231110 has 16 divisors (see below), whose sum is σ = 2025528363216. Its totient is φ = 446947570848.

The previous prime is 1121331231109. The next prime is 1121331231121. The reversal of 1121331231110 is 111321331211.

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, 198112229 + ... + 198117888.

It is an arithmetic number, because the mean of its divisors is an integer number (126595522701).

Almost surely, 2^{1121331231110} is an apocalyptic number.

1121331231110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121331231110 is a deficient number, since it is larger than the sum of its proper divisors (904197132106).

1121331231110 is a wasteful number, since it uses less digits than its factorization.

1121331231110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396230407.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1121331231110 its reverse (111321331211), we get a palindrome (1232652562321).

The spelling of 1121331231110 in words is "one trillion, one hundred twenty-one billion, three hundred thirty-one million, two hundred thirty-one thousand, one hundred ten".