240431231222 has 32 divisors (see below), whose sum is σ = 444777225984. Its totient is φ = 94921898400.

The previous prime is 240431231221. The next prime is 240431231237. The reversal of 240431231222 is 222132134042.

240431231222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×240431231222² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 240431231191 and 240431231200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240431231221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1255904 + ... + 1434627.

It is an arithmetic number, because the mean of its divisors is an integer number (13899288312).

Almost surely, 2^240431231222 is an apocalyptic number.

240431231222 is a deficient number, since it is larger than the sum of its proper divisors (204345994762).

240431231222 is a wasteful number, since it uses less digits than its factorization.

240431231222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2691044.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 240431231222 its reverse (222132134042), we get a palindrome (462563365264).

The spelling of 240431231222 in words is "two hundred forty billion, four hundred thirty-one million, two hundred thirty-one thousand, two hundred twenty-two".