4023122321400 has 1536 divisors, whose sum is σ = 17509279334400. Its totient is φ = 739395993600.

The previous prime is 4023122321333. The next prime is 4023122321453. The reversal of 4023122321400 is 41232213204.

It is a happy number.

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 383 ways as a sum of consecutive naturals, for example, 661803561 + ... + 661809639.

It is an arithmetic number, because the mean of its divisors is an integer number (11399270400).

Almost surely, 2^{4023122321400} is an apocalyptic number.

4023122321400 is a gapful number since it is divisible by the number (40) 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 4023122321400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8754639667200).

4023122321400 is an abundant number, since it is smaller than the sum of its proper divisors (13486157013000).

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

4023122321400 is a wasteful number, since it uses less digits than its factorization.

4023122321400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6189 (or 6180 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 4023122321400 its reverse (41232213204), we get a palindrome (4064354534604).

The spelling of 4023122321400 in words is "four trillion, twenty-three billion, one hundred twenty-two million, three hundred twenty-one thousand, four hundred".