222300213013221 has 64 divisors (see below), whose sum is σ = 345459205933056. Its totient is φ = 124528600627200.

The previous prime is 222300213013187. The next prime is 222300213013247. The reversal of 222300213013221 is 122310312003222.

It is not a de Polignac number, because 222300213013221 - 2⁷ = 222300213013093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222300213013191 and 222300213013200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222300213013321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4239674221 + ... + 4239726653.

It is an arithmetic number, because the mean of its divisors is an integer number (5397800092704).

Almost surely, 2^{222300213013221} is an apocalyptic number.

222300213013221 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

222300213013221 is a deficient number, since it is larger than the sum of its proper divisors (123158992919835).

222300213013221 is a wasteful number, since it uses less digits than its factorization.

222300213013221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67002.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 222300213013221 its reverse (122310312003222), we get a palindrome (344610525016443).

The spelling of 222300213013221 in words is "two hundred twenty-two trillion, three hundred billion, two hundred thirteen million, thirteen thousand, two hundred twenty-one".