22402244471 has 2 divisors, whose sum is σ = 22402244472. Its totient is φ = 22402244470.

The previous prime is 22402244437. The next prime is 22402244477. The reversal of 22402244471 is 17444220422.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22402244471 - 2⁶ = 22402244407 is a prime.

It is a super-3 number, since 3×22402244471³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22402244477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11201122235 + 11201122236.

It is an arithmetic number, because the mean of its divisors is an integer number (11201122236).

Almost surely, 2^22402244471 is an apocalyptic number.

22402244471 is a deficient number, since it is larger than the sum of its proper divisors (1).

22402244471 is an equidigital number, since it uses as much as digits as its factorization.

22402244471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28672, while the sum is 32.

Adding to 22402244471 its reverse (17444220422), we get a palindrome (39846464893).

The spelling of 22402244471 in words is "twenty-two billion, four hundred two million, two hundred forty-four thousand, four hundred seventy-one".