40122332243 has 24 divisors (see below), whose sum is σ = 49488152400. Its totient is φ = 32342623488.

The previous prime is 40122332233. The next prime is 40122332303. The reversal of 40122332243 is 34223322104.

It is not a de Polignac number, because 40122332243 - 2¹⁶ = 40122266707 is a prime.

It is a super-2 number, since 2×40122332243² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40122332233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29738 + ... + 284831.

It is an arithmetic number, because the mean of its divisors is an integer number (2062006350).

Almost surely, 2^40122332243 is an apocalyptic number.

40122332243 is a deficient number, since it is larger than the sum of its proper divisors (9365820157).

40122332243 is a wasteful number, since it uses less digits than its factorization.

40122332243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314739 (or 314732 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 40122332243 its reverse (34223322104), we get a palindrome (74345654347).

The spelling of 40122332243 in words is "forty billion, one hundred twenty-two million, three hundred thirty-two thousand, two hundred forty-three".