22320302040 has 48 divisors (see below), whose sum is σ = 72540982800. Its totient is φ = 5952080448.

The previous prime is 22320301979. The next prime is 22320302057. The reversal of 22320302040 is 4020302322.

22320302040 is a `hidden beast` number, since 2 + 2 + 320 + 302 + 0 + 40 = 666.

It is a super-3 number, since 3×22320302040³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31000060 + ... + 31000779.

It is an arithmetic number, because the mean of its divisors is an integer number (1511270475).

Almost surely, 2^22320302040 is an apocalyptic number.

22320302040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22320302040 is an abundant number, since it is smaller than the sum of its proper divisors (50220680760).

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

22320302040 is a wasteful number, since it uses less digits than its factorization.

22320302040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62000856 (or 62000849 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 22320302040 its reverse (4020302322), we get a palindrome (26340604362).

The spelling of 22320302040 in words is "twenty-two billion, three hundred twenty million, three hundred two thousand, forty".