31301140400324 has 6 divisors (see below), whose sum is σ = 54776995700574. Its totient is φ = 15650570200160.

The previous prime is 31301140400317. The next prime is 31301140400339. The reversal of 31301140400324 is 42300404110313.

It is a happy number.

31301140400324 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 29668065985600 + 1633074414724 = 5446840^2 + 1277918^2 .

It is a super-2 number, since 2×31301140400324² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31301140400293 and 31301140400302.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3912642550037 + ... + 3912642550044.

It is an arithmetic number, because the mean of its divisors is an integer number (9129499283429).

Almost surely, 2^{31301140400324} is an apocalyptic number.

It is an amenable number.

31301140400324 is a deficient number, since it is larger than the sum of its proper divisors (23475855300250).

31301140400324 is a wasteful number, since it uses less digits than its factorization.

31301140400324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7825285100085 (or 7825285100083 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 31301140400324 its reverse (42300404110313), we get a palindrome (73601544510637).

The spelling of 31301140400324 in words is "thirty-one trillion, three hundred one billion, one hundred forty million, four hundred thousand, three hundred twenty-four".