22073142471 has 4 divisors (see below), whose sum is σ = 29430856632. Its totient is φ = 14715428312.

The previous prime is 22073142467. The next prime is 22073142473. The reversal of 22073142471 is 17424137022.

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 22073142471 - 2² = 22073142467 is a prime.

It is a super-3 number, since 3×22073142471³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22073142473) 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, 3678857076 + ... + 3678857081.

It is an arithmetic number, because the mean of its divisors is an integer number (7357714158).

Almost surely, 2^22073142471 is an apocalyptic number.

22073142471 is a deficient number, since it is larger than the sum of its proper divisors (7357714161).

22073142471 is an equidigital number, since it uses as much as digits as its factorization.

22073142471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7357714160.

The product of its (nonzero) digits is 18816, while the sum is 33.

Adding to 22073142471 its reverse (17424137022), we get a palindrome (39497279493).

The spelling of 22073142471 in words is "twenty-two billion, seventy-three million, one hundred forty-two thousand, four hundred seventy-one".