210000220022212 has 12 divisors (see below), whose sum is σ = 368024636662956. Its totient is φ = 104850323832800.

The previous prime is 210000220022191. The next prime is 210000220022231. The reversal of 210000220022212 is 212220022000012.

It can be written as a sum of positive squares in 2 ways, for example, as 164138529462336 + 45861690559876 = 12811656^2 + 6772126^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37446541423 + ... + 37446547030.

It is an arithmetic number, because the mean of its divisors is an integer number (30668719721913).

Almost surely, 2^{210000220022212} is an apocalyptic number.

It is an amenable number.

210000220022212 is a deficient number, since it is larger than the sum of its proper divisors (158024416640744).

210000220022212 is a wasteful number, since it uses less digits than its factorization.

210000220022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74893089158 (or 74893089156 counting only the distinct ones).

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

Adding to 210000220022212 its reverse (212220022000012), we get a palindrome (422220242022224).

The spelling of 210000220022212 in words is "two hundred ten trillion, two hundred twenty million, twenty-two thousand, two hundred twelve".