20142322323400 has 96 divisors (see below), whose sum is σ = 46919501424000. Its totient is φ = 8041690091520.

The previous prime is 20142322323391. The next prime is 20142322323427. The reversal of 20142322323400 is 432322324102.

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, 1121563621 + ... + 1121581579.

It is an arithmetic number, because the mean of its divisors is an integer number (488744806500).

Almost surely, 2^{20142322323400} is an apocalyptic number.

20142322323400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20142322323400 is an abundant number, since it is smaller than the sum of its proper divisors (26777179100600).

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

20142322323400 is a wasteful number, since it uses less digits than its factorization.

20142322323400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28271 (or 28262 counting only the distinct ones).

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

Adding to 20142322323400 its reverse (432322324102), we get a palindrome (20574644647502).

The spelling of 20142322323400 in words is "twenty trillion, one hundred forty-two billion, three hundred twenty-two million, three hundred twenty-three thousand, four hundred".