1110311233220 has 96 divisors (see below), whose sum is σ = 2733651099648. Its totient is φ = 370907356032.

The previous prime is 1110311233139. The next prime is 1110311233231. The reversal of 1110311233220 is 223321130111.

It is a happy number.

It is a super-2 number, since 2×1110311233220² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1110311233192 and 1110311233201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1088999 + ... + 1845681.

It is an arithmetic number, because the mean of its divisors is an integer number (28475532288).

Almost surely, 2^{1110311233220} is an apocalyptic number.

1110311233220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1110311233220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1366825549824).

1110311233220 is an abundant number, since it is smaller than the sum of its proper divisors (1623339866428).

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

1110311233220 is a wasteful number, since it uses less digits than its factorization.

1110311233220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756969 (or 756967 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1110311233220 its reverse (223321130111), we get a palindrome (1333632363331).

The spelling of 1110311233220 in words is "one trillion, one hundred ten billion, three hundred eleven million, two hundred thirty-three thousand, two hundred twenty".