123043022443400 has 48 divisors (see below), whose sum is σ = 287162765049600. Its totient is φ = 49030071279680.

The previous prime is 123043022443391. The next prime is 123043022443427. The reversal of 123043022443400 is 4344220340321.

It is a super-2 number, since 2×123043022443400² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1169557880 + ... + 1169663079.

It is an arithmetic number, because the mean of its divisors is an integer number (5982557605200).

Almost surely, 2^{123043022443400} is an apocalyptic number.

123043022443400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123043022443400 is an abundant number, since it is smaller than the sum of its proper divisors (164119742606200).

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

123043022443400 is a wasteful number, since it uses less digits than its factorization.

123043022443400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2339221238 (or 2339221229 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 123043022443400 its reverse (4344220340321), we get a palindrome (127387242783721).

The spelling of 123043022443400 in words is "one hundred twenty-three trillion, forty-three billion, twenty-two million, four hundred forty-three thousand, four hundred".