222111201102220 has 24 divisors (see below), whose sum is σ = 466689382798464. Its totient is φ = 88795745110656.

The previous prime is 222111201102169. The next prime is 222111201102229. The reversal of 222111201102220 is 22201102111222.

It is not an unprimeable number, because it can be changed into a prime (222111201102229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3045920769 + ... + 3045993688.

It is an arithmetic number, because the mean of its divisors is an integer number (19445390949936).

Almost surely, 2^{222111201102220} is an apocalyptic number.

222111201102220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222111201102220 is an abundant number, since it is smaller than the sum of its proper divisors (244578181696244).

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

222111201102220 is a wasteful number, since it uses less digits than its factorization.

222111201102220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6091916289 (or 6091916287 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 222111201102220 its reverse (22201102111222), we get a palindrome (244312303213442).

The spelling of 222111201102220 in words is "two hundred twenty-two trillion, one hundred eleven billion, two hundred one million, one hundred two thousand, two hundred twenty".