1123034132220 has 864 divisors, whose sum is σ = 4303540200960. Its totient is φ = 214090905600.

The previous prime is 1123034132189. The next prime is 1123034132237. The reversal of 1123034132220 is 222314303211.

It is a super-2 number, since 2×1123034132220² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 1966784535 + ... + 1966785105.

Almost surely, 2^{1123034132220} is an apocalyptic number.

1123034132220 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 1123034132220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2151770100480).

1123034132220 is an abundant number, since it is smaller than the sum of its proper divisors (3180506068740).

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

1123034132220 is a wasteful number, since it uses less digits than its factorization.

1123034132220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867 (or 841 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1123034132220 its reverse (222314303211), we get a palindrome (1345348435431).

The spelling of 1123034132220 in words is "one trillion, one hundred twenty-three billion, thirty-four million, one hundred thirty-two thousand, two hundred twenty".