222010102221 has 32 divisors (see below), whose sum is σ = 310070916480. Its totient is φ = 141161647104.

The previous prime is 222010102211. The next prime is 222010102271. The reversal of 222010102221 is 122201010222.

It is not a de Polignac number, because 222010102221 - 2⁵ = 222010102189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222010102221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222010102201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1236745 + ... + 1404833.

It is an arithmetic number, because the mean of its divisors is an integer number (9689716140).

Almost surely, 2^222010102221 is an apocalyptic number.

It is an amenable number.

222010102221 is a deficient number, since it is larger than the sum of its proper divisors (88060814259).

222010102221 is a wasteful number, since it uses less digits than its factorization.

222010102221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168365.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222010102221 its reverse (122201010222), we get a palindrome (344211112443).

The spelling of 222010102221 in words is "two hundred twenty-two billion, ten million, one hundred two thousand, two hundred twenty-one".