222211210201210 has 48 divisors (see below), whose sum is σ = 424981264223880. Its totient is φ = 83626171643520.

The previous prime is 222211210201157. The next prime is 222211210201213. The reversal of 222211210201210 is 12102012112222.

222211210201210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 160046358789249 + 62164851411961 = 12650943^2 + 7884469^2 .

It is not an unprimeable number, because it can be changed into a prime (222211210201213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 343987965 + ... + 344633344.

Almost surely, 2^{222211210201210} is an apocalyptic number.

222211210201210 is a deficient number, since it is larger than the sum of its proper divisors (202770054022670).

222211210201210 is a wasteful number, since it uses less digits than its factorization.

222211210201210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688621423 (or 688621400 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 222211210201210 its reverse (12102012112222), we get a palindrome (234313222313432).

The spelling of 222211210201210 in words is "two hundred twenty-two trillion, two hundred eleven billion, two hundred ten million, two hundred one thousand, two hundred ten".