31325034233111 has 4 divisors (see below), whose sum is σ = 32973720245400. Its totient is φ = 29676348220824.

The previous prime is 31325034233107. The next prime is 31325034233113. The reversal of 31325034233111 is 11133243052313.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 31325034233111 - 2² = 31325034233107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31325034233113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 824343006116 + ... + 824343006153.

It is an arithmetic number, because the mean of its divisors is an integer number (8243430061350).

Almost surely, 2^{31325034233111} is an apocalyptic number.

31325034233111 is a deficient number, since it is larger than the sum of its proper divisors (1648686012289).

31325034233111 is a wasteful number, since it uses less digits than its factorization.

31325034233111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648686012288.

The product of its (nonzero) digits is 19440, while the sum is 32.

Adding to 31325034233111 its reverse (11133243052313), we get a palindrome (42458277285424).

The spelling of 31325034233111 in words is "thirty-one trillion, three hundred twenty-five billion, thirty-four million, two hundred thirty-three thousand, one hundred eleven".