22540211442213 has 4 divisors (see below), whose sum is σ = 30053615256288. Its totient is φ = 15026807628140.

The previous prime is 22540211442211. The next prime is 22540211442227. The reversal of 22540211442213 is 31224411204522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22540211442213 - 2¹ = 22540211442211 is a prime.

It is a super-2 number, since 2×22540211442213² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22540211442211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3756701907033 + ... + 3756701907038.

It is an arithmetic number, because the mean of its divisors is an integer number (7513403814072).

Almost surely, 2^{22540211442213} is an apocalyptic number.

It is an amenable number.

22540211442213 is a deficient number, since it is larger than the sum of its proper divisors (7513403814075).

22540211442213 is an equidigital number, since it uses as much as digits as its factorization.

22540211442213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7513403814074.

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 22540211442213 its reverse (31224411204522), we get a palindrome (53764622646735).

The spelling of 22540211442213 in words is "twenty-two trillion, five hundred forty billion, two hundred eleven million, four hundred forty-two thousand, two hundred thirteen".