22004202020040 has 48 divisors (see below), whose sum is σ = 71513656566300. Its totient is φ = 5867787205248.

The previous prime is 22004202020023. The next prime is 22004202020089. The reversal of 22004202020040 is 4002020240022.

22004202020040 is a `hidden beast` number, since 2 + 2 + 0 + 0 + 420 + 2 + 0 + 200 + 40 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 20395683080964 + 1608518939076 = 4516158^2 + 1268274^2 .

It is a super-3 number, since 3×22004202020040³ (a number of 41 digits) contains 333 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 22004202019995 and 22004202020022.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30561391335 + ... + 30561392054.

Almost surely, 2^{22004202020040} is an apocalyptic number.

22004202020040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22004202020040 is an abundant number, since it is smaller than the sum of its proper divisors (49509454546260).

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

22004202020040 is a wasteful number, since it uses less digits than its factorization.

22004202020040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61122783406 (or 61122783399 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 22004202020040 its reverse (4002020240022), we get a palindrome (26006222260062).

The spelling of 22004202020040 in words is "twenty-two trillion, four billion, two hundred two million, twenty thousand, forty".