31033300103102 has 32 divisors (see below), whose sum is σ = 50835325559040. Its totient is φ = 14091169034880.

The previous prime is 31033300103093. The next prime is 31033300103107. The reversal of 31033300103102 is 20130100333013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31033300103107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 452960333 + ... + 453028839.

It is an arithmetic number, because the mean of its divisors is an integer number (1588603923720).

Almost surely, 2^{31033300103102} is an apocalyptic number.

31033300103102 is a deficient number, since it is larger than the sum of its proper divisors (19802025455938).

31033300103102 is a wasteful number, since it uses less digits than its factorization.

31033300103102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89936.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 31033300103102 its reverse (20130100333013), we get a palindrome (51163400436115).

The spelling of 31033300103102 in words is "thirty-one trillion, thirty-three billion, three hundred million, one hundred three thousand, one hundred two".