31224240231226 has 24 divisors (see below), whose sum is σ = 56240632838016. Its totient is φ = 12950145716760.

The previous prime is 31224240231211. The next prime is 31224240231263. The reversal of 31224240231226 is 62213204242213.

It is a super-3 number, since 3×31224240231226³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31224240231191 and 31224240231200.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5138943676 + ... + 5138949751.

It is an arithmetic number, because the mean of its divisors is an integer number (2343359701584).

Almost surely, 2^{31224240231226} is an apocalyptic number.

31224240231226 is a deficient number, since it is larger than the sum of its proper divisors (25016392606790).

31224240231226 is a wasteful number, since it uses less digits than its factorization.

31224240231226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10277893474 (or 10277893467 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 31224240231226 its reverse (62213204242213), we get a palindrome (93437444473439).

The spelling of 31224240231226 in words is "thirty-one trillion, two hundred twenty-four billion, two hundred forty million, two hundred thirty-one thousand, two hundred twenty-six".