211122020222210 has 16 divisors (see below), whose sum is σ = 380020716511992. Its totient is φ = 84448568064000.

The previous prime is 211122020222189. The next prime is 211122020222227. The reversal of 211122020222210 is 12222020221112.

It can be written as a sum of positive squares in 4 ways, for example, as 88909680631249 + 122212339590961 = 9429193^2 + 11054969^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26286941 + ... + 33365360.

Almost surely, 2^{211122020222210} is an apocalyptic number.

211122020222210 is a deficient number, since it is larger than the sum of its proper divisors (168898696289782).

211122020222210 is a wasteful number, since it uses less digits than its factorization.

211122020222210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60006229.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 211122020222210 its reverse (12222020221112), we get a palindrome (223344040443322).

The spelling of 211122020222210 in words is "two hundred eleven trillion, one hundred twenty-two billion, twenty million, two hundred twenty-two thousand, two hundred ten".