20223211214011 has 4 divisors (see below), whose sum is σ = 21778842845872. Its totient is φ = 18667579582152.

The previous prime is 20223211213991. The next prime is 20223211214081. The reversal of 20223211214011 is 11041211232202.

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 20223211214011 - 2¹⁹ = 20223210689723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20223211214081) 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, 777815815911 + ... + 777815815936.

It is an arithmetic number, because the mean of its divisors is an integer number (5444710711468).

Almost surely, 2^{20223211214011} is an apocalyptic number.

20223211214011 is a deficient number, since it is larger than the sum of its proper divisors (1555631631861).

20223211214011 is a wasteful number, since it uses less digits than its factorization.

20223211214011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1555631631860.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 20223211214011 its reverse (11041211232202), we get a palindrome (31264422446213).

The spelling of 20223211214011 in words is "twenty trillion, two hundred twenty-three billion, two hundred eleven million, two hundred fourteen thousand, eleven".