1166223110 has 48 divisors (see below), whose sum is σ = 2341540656. Its totient is φ = 415718016.

The previous prime is 1166223101. The next prime is 1166223181. The reversal of 1166223110 is 113226611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103997 + ... + 114663.

It is an arithmetic number, because the mean of its divisors is an integer number (48782097).

Almost surely, 2^1166223110 is an apocalyptic number.

1166223110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1166223110 is an abundant number, since it is smaller than the sum of its proper divisors (1175317546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1166223110 is a wasteful number, since it uses less digits than its factorization.

1166223110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10745 (or 10716 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 1166223110 is about 34150.0089311848. The cubic root of 1166223110 is about 1052.5931701551.

Adding to 1166223110 its reverse (113226611), we get a palindrome (1279449721).

It can be divided in two parts, 116 and 6223110, that added together give a palindrome (6223226).

The spelling of 1166223110 in words is "one billion, one hundred sixty-six million, two hundred twenty-three thousand, one hundred ten".