22312687047 has 8 divisors (see below), whose sum is σ = 34000285056. Its totient is φ = 12750106872.

The previous prime is 22312687043. The next prime is 22312687049. The reversal of 22312687047 is 74078621322.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22312687047 - 2² = 22312687043 is a prime.

It is a super-3 number, since 3×22312687047³ (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 (22312687043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 531254433 + ... + 531254474.

It is an arithmetic number, because the mean of its divisors is an integer number (4250035632).

Almost surely, 2^22312687047 is an apocalyptic number.

22312687047 is a deficient number, since it is larger than the sum of its proper divisors (11687598009).

22312687047 is a wasteful number, since it uses less digits than its factorization.

22312687047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062508917.

The product of its (nonzero) digits is 225792, while the sum is 42.

The spelling of 22312687047 in words is "twenty-two billion, three hundred twelve million, six hundred eighty-seven thousand, forty-seven".