31435123010133 has 32 divisors (see below), whose sum is σ = 45132208732800. Its totient is φ = 19389253257216.

The previous prime is 31435123010131. The next prime is 31435123010149. The reversal of 31435123010133 is 33101032153413.

It is a happy number.

It is not a de Polignac number, because 31435123010133 - 2¹ = 31435123010131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 31435123010133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31435123010131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175615083 + ... + 175793991.

It is an arithmetic number, because the mean of its divisors is an integer number (1410381522900).

Almost surely, 2^{31435123010133} is an apocalyptic number.

It is an amenable number.

31435123010133 is a deficient number, since it is larger than the sum of its proper divisors (13697085722667).

31435123010133 is a wasteful number, since it uses less digits than its factorization.

31435123010133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237381.

The product of its (nonzero) digits is 9720, while the sum is 30.

Adding to 31435123010133 its reverse (33101032153413), we get a palindrome (64536155163546).

The spelling of 31435123010133 in words is "thirty-one trillion, four hundred thirty-five billion, one hundred twenty-three million, ten thousand, one hundred thirty-three".