22013420047 has 2 divisors, whose sum is σ = 22013420048. Its totient is φ = 22013420046.

The previous prime is 22013420029. The next prime is 22013420123. The reversal of 22013420047 is 74002431022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22013420047 is a prime.

It is a super-3 number, since 3×22013420047³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22013421047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11006710023 + 11006710024.

It is an arithmetic number, because the mean of its divisors is an integer number (11006710024).

Almost surely, 2^22013420047 is an apocalyptic number.

22013420047 is a deficient number, since it is larger than the sum of its proper divisors (1).

22013420047 is an equidigital number, since it uses as much as digits as its factorization.

22013420047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 25.

Adding to 22013420047 its reverse (74002431022), we get a palindrome (96015851069).

The spelling of 22013420047 in words is "twenty-two billion, thirteen million, four hundred twenty thousand, forty-seven".