2134430223400 has 96 divisors (see below), whose sum is σ = 5051576455200. Its totient is φ = 838498348800.

The previous prime is 2134430223397. The next prime is 2134430223433. The reversal of 2134430223400 is 43220344312.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7907059 + ... + 8172541.

It is an arithmetic number, because the mean of its divisors is an integer number (52620588075).

Almost surely, 2^{2134430223400} is an apocalyptic number.

2134430223400 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 2134430223400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2525788227600).

2134430223400 is an abundant number, since it is smaller than the sum of its proper divisors (2917146231800).

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

2134430223400 is a wasteful number, since it uses less digits than its factorization.

2134430223400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266219 (or 266210 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 2134430223400 its reverse (43220344312), we get a palindrome (2177650567712).

The spelling of 2134430223400 in words is "two trillion, one hundred thirty-four billion, four hundred thirty million, two hundred twenty-three thousand, four hundred".