31340240102 has 8 divisors (see below), whose sum is σ = 47011123656. Its totient is φ = 15669865552.

The previous prime is 31340240089. The next prime is 31340240117. The reversal of 31340240102 is 20104204313.

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

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, 133733 + ... + 283839.

It is an arithmetic number, because the mean of its divisors is an integer number (5876390457).

Almost surely, 2^31340240102 is an apocalyptic number.

31340240102 is a deficient number, since it is larger than the sum of its proper divisors (15670883554).

31340240102 is a wasteful number, since it uses less digits than its factorization.

31340240102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254502.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 31340240102 its reverse (20104204313), we get a palindrome (51444444415).

The spelling of 31340240102 in words is "thirty-one billion, three hundred forty million, two hundred forty thousand, one hundred two".