40113312213 has 24 divisors (see below), whose sum is σ = 58001120928. Its totient is φ = 24648441792.

The previous prime is 40113312209. The next prime is 40113312233. The reversal of 40113312213 is 31221331104.

40113312213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40113312213 - 2² = 40113312209 is a prime.

It is a super-2 number, since 2×40113312213² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40113312213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40113312233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 284806 + ... + 401672.

It is an arithmetic number, because the mean of its divisors is an integer number (2416713372).

Almost surely, 2^40113312213 is an apocalyptic number.

It is an amenable number.

40113312213 is a deficient number, since it is larger than the sum of its proper divisors (17887808715).

40113312213 is a wasteful number, since it uses less digits than its factorization.

40113312213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117573 (or 117560 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 40113312213 its reverse (31221331104), we get a palindrome (71334643317).

The spelling of 40113312213 in words is "forty billion, one hundred thirteen million, three hundred twelve thousand, two hundred thirteen".