22213001001311 has 4 divisors (see below), whose sum is σ = 22276648569000. Its totient is φ = 22149353433624.

The previous prime is 22213001001287. The next prime is 22213001001371. The reversal of 22213001001311 is 11310010031222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22213001001311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22213001001311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22213001001371) 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, 31823783321 + ... + 31823784018.

It is an arithmetic number, because the mean of its divisors is an integer number (5569162142250).

Almost surely, 2^{22213001001311} is an apocalyptic number.

22213001001311 is a deficient number, since it is larger than the sum of its proper divisors (63647567689).

22213001001311 is an equidigital number, since it uses as much as digits as its factorization.

22213001001311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63647567688.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 22213001001311 its reverse (11310010031222), we get a palindrome (33523011032533).

The spelling of 22213001001311 in words is "twenty-two trillion, two hundred thirteen billion, one million, one thousand, three hundred eleven".