221223001430200 has 96 divisors (see below), whose sum is σ = 641259401592960. Its totient is φ = 68952623817600.

The previous prime is 221223001430191. The next prime is 221223001430239. The reversal of 221223001430200 is 2034100322122.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

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, 7182549582 + ... + 7182580381.

It is an arithmetic number, because the mean of its divisors is an integer number (6679785433260).

Almost surely, 2^{221223001430200} is an apocalyptic number.

221223001430200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221223001430200 is an abundant number, since it is smaller than the sum of its proper divisors (420036400162760).

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

221223001430200 is a wasteful number, since it uses less digits than its factorization.

221223001430200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14365129997 (or 14365129988 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 221223001430200 its reverse (2034100322122), we get a palindrome (223257101752322).

The spelling of 221223001430200 in words is "two hundred twenty-one trillion, two hundred twenty-three billion, one million, four hundred thirty thousand, two hundred".