22300443442 has 8 divisors (see below), whose sum is σ = 33458074416. Its totient is φ = 11147751972.

The previous prime is 22300443439. The next prime is 22300443443. The reversal of 22300443442 is 24434400322.

It is a happy number.

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

It is a super-3 number, since 3×22300443442³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22300443442.

It is not an unprimeable number, because it can be changed into a prime (22300443443) 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, 1223568 + ... + 1241659.

It is an arithmetic number, because the mean of its divisors is an integer number (4182259302).

Almost surely, 2^22300443442 is an apocalyptic number.

22300443442 is a deficient number, since it is larger than the sum of its proper divisors (11157630974).

22300443442 is a wasteful number, since it uses less digits than its factorization.

22300443442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2469752.

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 22300443442 its reverse (24434400322), we get a palindrome (46734843764).

The spelling of 22300443442 in words is "twenty-two billion, three hundred million, four hundred forty-three thousand, four hundred forty-two".