20222243300400 has 60 divisors (see below), whose sum is σ = 64778586042792. Its totient is φ = 5392598213120.

The previous prime is 20222243300377. The next prime is 20222243300411. The reversal of 20222243300400 is 400334222202.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 8425933509 + ... + 8425935908.

Almost surely, 2^{20222243300400} is an apocalyptic number.

20222243300400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20222243300400 is an abundant number, since it is smaller than the sum of its proper divisors (44556342742392).

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

20222243300400 is a wasteful number, since it uses less digits than its factorization.

20222243300400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16851869438 (or 16851869427 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 20222243300400 its reverse (400334222202), we get a palindrome (20622577522602).

The spelling of 20222243300400 in words is "twenty trillion, two hundred twenty-two billion, two hundred forty-three million, three hundred thousand, four hundred".