222211201000 has 32 divisors (see below), whose sum is σ = 519974212680. Its totient is φ = 88884480000.

The previous prime is 222211200979. The next prime is 222211201039. The reversal of 222211201000 is 102112222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 65365103556 + 156846097444 = 255666^2 + 396038^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111104601 + ... + 111106600.

Almost surely, 2^222211201000 is an apocalyptic number.

222211201000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222211201000 is an abundant number, since it is smaller than the sum of its proper divisors (297763011680).

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

222211201000 is a wasteful number, since it uses less digits than its factorization.

222211201000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222211222 (or 222211208 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 222211201000 its reverse (102112222), we get a palindrome (222313313222).

It can be divided in two parts, 22221 and 1201000, that added together give a palindrome (1223221).

The spelling of 222211201000 in words is "two hundred twenty-two billion, two hundred eleven million, two hundred one thousand".