123223021101100 has 36 divisors (see below), whose sum is σ = 267394944222000. Its totient is φ = 49289026240960.

The previous prime is 123223021101083. The next prime is 123223021101113. The reversal of 123223021101100 is 1101120322321.

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, 26750826 + ... + 31016974.

It is an arithmetic number, because the mean of its divisors is an integer number (7427637339500).

Almost surely, 2^{123223021101100} is an apocalyptic number.

123223021101100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123223021101100 is an abundant number, since it is smaller than the sum of its proper divisors (144171923120900).

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

123223021101100 is a wasteful number, since it uses less digits than its factorization.

123223021101100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4555002 (or 4554995 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 123223021101100 its reverse (1101120322321), we get a palindrome (124324141423421).

The spelling of 123223021101100 in words is "one hundred twenty-three trillion, two hundred twenty-three billion, twenty-one million, one hundred one thousand, one hundred".