40220232230220 has 192 divisors, whose sum is σ = 134706354241536. Its totient is φ = 8766924629760.

The previous prime is 40220232230207. The next prime is 40220232230237. The reversal of 40220232230220 is 2203223202204.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3091944 + ... + 9486863.

It is an arithmetic number, because the mean of its divisors is an integer number (701595595008).

Almost surely, 2^{40220232230220} is an apocalyptic number.

It is an amenable number.

40220232230220 is an abundant number, since it is smaller than the sum of its proper divisors (94486122011316).

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

40220232230220 is a wasteful number, since it uses less digits than its factorization.

40220232230220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12579180 (or 12579178 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 40220232230220 its reverse (2203223202204), we get a palindrome (42423455432424).

The spelling of 40220232230220 in words is "forty trillion, two hundred twenty billion, two hundred thirty-two million, two hundred thirty thousand, two hundred twenty".