2123343311100 has 144 divisors (see below), whose sum is σ = 6768401544576. Its totient is φ = 509653280000.

The previous prime is 2123343311041. The next prime is 2123343311113. The reversal of 2123343311100 is 11133433212.

It is a super-2 number, since 2×2123343311100² (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 47 ways as a sum of consecutive naturals, for example, 2852034 + ... + 3518633.

It is an arithmetic number, because the mean of its divisors is an integer number (47002788504).

Almost surely, 2^{2123343311100} is an apocalyptic number.

2123343311100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2123343311100 is an abundant number, since it is smaller than the sum of its proper divisors (4645058233476).

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

2123343311100 is a wasteful number, since it uses less digits than its factorization.

2123343311100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6370796 (or 6370789 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 2123343311100 its reverse (11133433212), we get a palindrome (2134476744312).

The spelling of 2123343311100 in words is "two trillion, one hundred twenty-three billion, three hundred forty-three million, three hundred eleven thousand, one hundred".