2221022664311 has 4 divisors (see below), whose sum is σ = 2422933815624. Its totient is φ = 2019111513000.

The previous prime is 2221022664299. The next prime is 2221022664337. The reversal of 2221022664311 is 1134662201222.

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 2221022664311 - 2¹⁰ = 2221022663287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221022666311) 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, 100955575640 + ... + 100955575661.

It is an arithmetic number, because the mean of its divisors is an integer number (605733453906).

Almost surely, 2^{2221022664311} is an apocalyptic number.

2221022664311 is a deficient number, since it is larger than the sum of its proper divisors (201911151313).

2221022664311 is a wasteful number, since it uses less digits than its factorization.

2221022664311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201911151312.

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 2221022664311 its reverse (1134662201222), we get a palindrome (3355684865533).

The spelling of 2221022664311 in words is "two trillion, two hundred twenty-one billion, twenty-two million, six hundred sixty-four thousand, three hundred eleven".