212210222002 has 16 divisors (see below), whose sum is σ = 318838184280. Its totient is φ = 105930945792.

The previous prime is 212210221973. The next prime is 212210222033. The reversal of 212210222002 is 200222012212.

It can be written as a sum of positive squares in 4 ways, for example, as 203925399561 + 8284822441 = 451581^2 + 91021^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3747274 + ... + 3803482.

Almost surely, 2^212210222002 is an apocalyptic number.

212210222002 is a deficient number, since it is larger than the sum of its proper divisors (106627962278).

212210222002 is a wasteful number, since it uses less digits than its factorization.

212210222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59277.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 212210222002 its reverse (200222012212), we get a palindrome (412432234214).

The spelling of 212210222002 in words is "two hundred twelve billion, two hundred ten million, two hundred twenty-two thousand, two".