22320400430 has 64 divisors (see below), whose sum is σ = 41135335488. Its totient is φ = 8718151680.

The previous prime is 22320400429. The next prime is 22320400457. The reversal of 22320400430 is 3400402322.

It is a super-3 number, since 3×22320400430³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47795057 + ... + 47795523.

It is an arithmetic number, because the mean of its divisors is an integer number (642739617).

Almost surely, 2^22320400430 is an apocalyptic number.

22320400430 is a deficient number, since it is larger than the sum of its proper divisors (18814935058).

22320400430 is a wasteful number, since it uses less digits than its factorization.

22320400430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061.

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 22320400430 its reverse (3400402322), we get a palindrome (25720802752).

The spelling of 22320400430 in words is "twenty-two billion, three hundred twenty million, four hundred thousand, four hundred thirty".