222022121210 has 32 divisors (see below), whose sum is σ = 412835318784. Its totient is φ = 85880736000.

The previous prime is 222022121197. The next prime is 222022121221. The reversal of 222022121210 is 12121220222.

It is a happy 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, 158795 + ... + 685025.

It is an arithmetic number, because the mean of its divisors is an integer number (12901103712).

Almost surely, 2^222022121210 is an apocalyptic number.

222022121210 is a deficient number, since it is larger than the sum of its proper divisors (190813197574).

222022121210 is a wasteful number, since it uses less digits than its factorization.

222022121210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527630.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222022121210 its reverse (12121220222), we get a palindrome (234143341432).

It can be divided in two parts, 22202 and 2121210, that added together give a palindrome (2143412).

The spelling of 222022121210 in words is "two hundred twenty-two billion, twenty-two million, one hundred twenty-one thousand, two hundred ten".