212221000202011 has 8 divisors (see below), whose sum is σ = 215226669433280. Its totient is φ = 209223314157312.

The previous prime is 212221000201997. The next prime is 212221000202033. The reversal of 212221000202011 is 110202000122212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212221000202011 - 2¹⁹ = 212220999677723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212221000202041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1995743100 + ... + 1995849433.

It is an arithmetic number, because the mean of its divisors is an integer number (26903333679160).

Almost surely, 2^{212221000202011} is an apocalyptic number.

212221000202011 is a deficient number, since it is larger than the sum of its proper divisors (3005669231269).

212221000202011 is an equidigital number, since it uses as much as digits as its factorization.

212221000202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3991593285.

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

Adding to 212221000202011 its reverse (110202000122212), we get a palindrome (322423000324223).

The spelling of 212221000202011 in words is "two hundred twelve trillion, two hundred twenty-one billion, two hundred two thousand, eleven".