212220202001011 has 4 divisors (see below), whose sum is σ = 212220291374224. Its totient is φ = 212220112627800.

The previous prime is 212220202000949. The next prime is 212220202001053. The reversal of 212220202001011 is 110100202022212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212220202001011 - 2¹¹ = 212220201998963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212220202091011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41024775 + ... + 45907216.

It is an arithmetic number, because the mean of its divisors is an integer number (53055072843556).

Almost surely, 2^{212220202001011} is an apocalyptic number.

212220202001011 is a deficient number, since it is larger than the sum of its proper divisors (89373213).

212220202001011 is an equidigital number, since it uses as much as digits as its factorization.

212220202001011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89373212.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 212220202001011 its reverse (110100202022212), we get a palindrome (322320404023223).

The spelling of 212220202001011 in words is "two hundred twelve trillion, two hundred twenty billion, two hundred two million, one thousand, eleven".