31133302102 has 8 divisors (see below), whose sum is σ = 53371375056. Its totient is φ = 13342843752.

The previous prime is 31133302099. The next prime is 31133302127. The reversal of 31133302102 is 20120333113.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 31133302102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1111903633 + ... + 1111903660.

It is an arithmetic number, because the mean of its divisors is an integer number (6671421882).

Almost surely, 2^31133302102 is an apocalyptic number.

31133302102 is a deficient number, since it is larger than the sum of its proper divisors (22238072954).

31133302102 is a wasteful number, since it uses less digits than its factorization.

31133302102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2223807302.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 31133302102 its reverse (20120333113), we get a palindrome (51253635215).

The spelling of 31133302102 in words is "thirty-one billion, one hundred thirty-three million, three hundred two thousand, one hundred two".