2311434321400 has 24 divisors (see below), whose sum is σ = 5374084797720. Its totient is φ = 924573728480.

The previous prime is 2311434321377. The next prime is 2311434321401. The reversal of 2311434321400 is 41234341132.

It is a happy number.

2311434321400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311434321401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5778585604 + ... + 5778586003.

It is an arithmetic number, because the mean of its divisors is an integer number (223920199905).

Almost surely, 2^{2311434321400} is an apocalyptic number.

2311434321400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2311434321400 is an abundant number, since it is smaller than the sum of its proper divisors (3062650476320).

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

2311434321400 is a wasteful number, since it uses less digits than its factorization.

2311434321400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11557171623 (or 11557171614 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 2311434321400 its reverse (41234341132), we get a palindrome (2352668662532).

The spelling of 2311434321400 in words is "two trillion, three hundred eleven billion, four hundred thirty-four million, three hundred twenty-one thousand, four hundred".