212220201011 has 16 divisors (see below), whose sum is σ = 261204990144. Its totient is φ = 167903483904.

The previous prime is 212220201007. The next prime is 212220201013. The reversal of 212220201011 is 110102022212.

It is not a de Polignac number, because 212220201011 - 2² = 212220201007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212220201013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3866915 + ... + 3921411.

It is an arithmetic number, because the mean of its divisors is an integer number (16325311884).

Almost surely, 2^212220201011 is an apocalyptic number.

212220201011 is a deficient number, since it is larger than the sum of its proper divisors (48984789133).

212220201011 is a wasteful number, since it uses less digits than its factorization.

212220201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97310.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 212220201011 its reverse (110102022212), we get a palindrome (322322223223).

The spelling of 212220201011 in words is "two hundred twelve billion, two hundred twenty million, two hundred one thousand, eleven".