40231022215 has 8 divisors (see below), whose sum is σ = 48294284688. Its totient is φ = 32173445760.

The previous prime is 40231022201. The next prime is 40231022219. The reversal of 40231022215 is 51222013204.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-40231022215 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40231022219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1405921 + ... + 1434250.

It is an arithmetic number, because the mean of its divisors is an integer number (6036785586).

Almost surely, 2^40231022215 is an apocalyptic number.

40231022215 is a deficient number, since it is larger than the sum of its proper divisors (8063262473).

40231022215 is a wasteful number, since it uses less digits than its factorization.

40231022215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2843009.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 40231022215 its reverse (51222013204), we get a palindrome (91453035419).

The spelling of 40231022215 in words is "forty billion, two hundred thirty-one million, twenty-two thousand, two hundred fifteen".