222001100022 has 32 divisors (see below), whose sum is σ = 480244272480. Its totient is φ = 68009736960.

The previous prime is 222001100003. The next prime is 222001100099. The reversal of 222001100022 is 220001100222.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 222001099980 and 222001100007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6196479 + ... + 6232202.

It is an arithmetic number, because the mean of its divisors is an integer number (15007633515).

Almost surely, 2^222001100022 is an apocalyptic number.

222001100022 is an abundant number, since it is smaller than the sum of its proper divisors (258243172458).

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

222001100022 is a wasteful number, since it uses less digits than its factorization.

222001100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12428928.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 222001100022 its reverse (220001100222), we get a palindrome (442002200244).

The spelling of 222001100022 in words is "two hundred twenty-two billion, one million, one hundred thousand, twenty-two".