1131022033110 has 128 divisors (see below), whose sum is σ = 3193930776960. Its totient is φ = 283823751168.

The previous prime is 1131022033061. The next prime is 1131022033117. The reversal of 1131022033110 is 113302201311.

1131022033110 is a `hidden beast` number, since 1 + 1 + 310 + 2 + 20 + 331 + 1 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131022033117) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 44110854 + ... + 44136486.

It is an arithmetic number, because the mean of its divisors is an integer number (24952584195).

Almost surely, 2^{1131022033110} is an apocalyptic number.

1131022033110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1131022033110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1596965388480).

1131022033110 is an abundant number, since it is smaller than the sum of its proper divisors (2062908743850).

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

1131022033110 is a wasteful number, since it uses less digits than its factorization.

1131022033110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35279 (or 35273 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1131022033110 its reverse (113302201311), we get a palindrome (1244324234421).

The spelling of 1131022033110 in words is "one trillion, one hundred thirty-one billion, twenty-two million, thirty-three thousand, one hundred ten".