212202220022210 has 32 divisors (see below), whose sum is σ = 416688596659584. Its totient is φ = 77164332352000.

The previous prime is 212202220022161. The next prime is 212202220022231. The reversal of 212202220022210 is 12220022202212.

It is a super-2 number, since 2×212202220022210² (a number of 29 digits) contains 22 as substring.

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, 143628050 + ... + 145097970.

It is an arithmetic number, because the mean of its divisors is an integer number (13021518645612).

Almost surely, 2^{212202220022210} is an apocalyptic number.

212202220022210 is a deficient number, since it is larger than the sum of its proper divisors (204486376637374).

212202220022210 is a wasteful number, since it uses less digits than its factorization.

212202220022210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2782330.

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

Adding to 212202220022210 its reverse (12220022202212), we get a palindrome (224422242224422).

The spelling of 212202220022210 in words is "two hundred twelve trillion, two hundred two billion, two hundred twenty million, twenty-two thousand, two hundred ten".