222220210022210 has 32 divisors (see below), whose sum is σ = 427273590738672. Its totient is φ = 82919024742400.

The previous prime is 222220210022203. The next prime is 222220210022221. The reversal of 222220210022210 is 12220012022222.

It can be written as a sum of positive squares in 8 ways, for example, as 61928227563601 + 160291982458609 = 7869449^2 + 12660647^2 .

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 15 ways as a sum of consecutive naturals, for example, 5783952941 + ... + 5783991360.

Almost surely, 2^{222220210022210} is an apocalyptic number.

222220210022210 is a deficient number, since it is larger than the sum of its proper divisors (205053380716462).

222220210022210 is a wasteful number, since it uses less digits than its factorization.

222220210022210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11567944438.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 222220210022210 its reverse (12220012022222), we get a palindrome (234440222044432).

The spelling of 222220210022210 in words is "two hundred twenty-two trillion, two hundred twenty billion, two hundred ten million, twenty-two thousand, two hundred ten".