22433421340 has 96 divisors (see below), whose sum is σ = 54625342464. Its totient is φ = 7648220160.

The previous prime is 22433421331. The next prime is 22433421349. The reversal of 22433421340 is 4312433422.

It is an interprime number because it is at equal distance from previous prime (22433421331) and next prime (22433421349).

It is a junction number, because it is equal to n+sod(n) for n = 22433421299 and 22433421308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22433421349) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 972217 + ... + 995023.

It is an arithmetic number, because the mean of its divisors is an integer number (569013984).

Almost surely, 2^22433421340 is an apocalyptic number.

22433421340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22433421340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27312671232).

22433421340 is an abundant number, since it is smaller than the sum of its proper divisors (32191921124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22433421340 is a wasteful number, since it uses less digits than its factorization.

22433421340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23107 (or 23105 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 22433421340 its reverse (4312433422), we get a palindrome (26745854762).

The spelling of 22433421340 in words is "twenty-two billion, four hundred thirty-three million, four hundred twenty-one thousand, three hundred forty".