22033310420 has 24 divisors (see below), whose sum is σ = 50476311648. Its totient is φ = 8012112800.

The previous prime is 22033310417. The next prime is 22033310503. The reversal of 22033310420 is 2401333022.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 22033310392 and 22033310401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50075486 + ... + 50075925.

It is an arithmetic number, because the mean of its divisors is an integer number (2103179652).

Almost surely, 2^22033310420 is an apocalyptic number.

22033310420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22033310420 is an abundant number, since it is smaller than the sum of its proper divisors (28443001228).

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

22033310420 is a wasteful number, since it uses less digits than its factorization.

22033310420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100151431 (or 100151429 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22033310420 its reverse (2401333022), we get a palindrome (24434643442).

The spelling of 22033310420 in words is "twenty-two billion, thirty-three million, three hundred ten thousand, four hundred twenty".