1131110222 has 32 divisors (see below), whose sum is σ = 1890725760. Its totient is φ = 503197920.

The previous prime is 1131110221. The next prime is 1131110231. The reversal of 1131110222 is 2220111311.

It is a junction number, because it is equal to n+sod(n) for n = 1131110197 and 1131110206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131110221) 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, 196193 + ... + 201875.

It is an arithmetic number, because the mean of its divisors is an integer number (59085180).

Almost surely, 2^1131110222 is an apocalyptic number.

1131110222 is a deficient number, since it is larger than the sum of its proper divisors (759615538).

1131110222 is a wasteful number, since it uses less digits than its factorization.

1131110222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5888.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1131110222 is about 33631.9821301094. The cubic root of 1131110222 is about 1041.9214423236.

Adding to 1131110222 its reverse (2220111311), we get a palindrome (3351221533).

The spelling of 1131110222 in words is "one billion, one hundred thirty-one million, one hundred ten thousand, two hundred twenty-two".