142221334204400 has 60 divisors (see below), whose sum is σ = 372749187749064. Its totient is φ = 51716848800000.

The previous prime is 142221334204303. The next prime is 142221334204429. The reversal of 142221334204400 is 4402433122241.

It is a happy number.

142221334204400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×142221334204400³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16161510851 + ... + 16161519650.

Almost surely, 2^{142221334204400} is an apocalyptic number.

142221334204400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142221334204400 is an abundant number, since it is smaller than the sum of its proper divisors (230527853544664).

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

142221334204400 is a wasteful number, since it uses less digits than its factorization.

142221334204400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32323030530 (or 32323030519 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 142221334204400 its reverse (4402433122241), we get a palindrome (146623767326641).

The spelling of 142221334204400 in words is "one hundred forty-two trillion, two hundred twenty-one billion, three hundred thirty-four million, two hundred four thousand, four hundred".