2123234300400 has 240 divisors, whose sum is σ = 7100278600704. Its totient is φ = 541339223040.

The previous prime is 2123234300381. The next prime is 2123234300417. The reversal of 2123234300400 is 40034323212.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 67245417 + ... + 67276983.

Almost surely, 2^{2123234300400} is an apocalyptic number.

2123234300400 is a gapful number since it is divisible by the number (20) 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 2123234300400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3550139300352).

2123234300400 is an abundant number, since it is smaller than the sum of its proper divisors (4977044300304).

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

2123234300400 is a wasteful number, since it uses less digits than its factorization.

2123234300400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34048 (or 34037 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 2123234300400 its reverse (40034323212), we get a palindrome (2163268623612).

The spelling of 2123234300400 in words is "two trillion, one hundred twenty-three billion, two hundred thirty-four million, three hundred thousand, four hundred".