31232103031102 has 16 divisors (see below), whose sum is σ = 48486244312800. Its totient is φ = 15070524619360.

The previous prime is 31232103030983. The next prime is 31232103031109. The reversal of 31232103031102 is 20113030123213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31232103031109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125631202 + ... + 125879557.

It is an arithmetic number, because the mean of its divisors is an integer number (3030390269550).

Almost surely, 2^{31232103031102} is an apocalyptic number.

31232103031102 is a deficient number, since it is larger than the sum of its proper divisors (17254141281698).

31232103031102 is a wasteful number, since it uses less digits than its factorization.

31232103031102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251512931.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 31232103031102 its reverse (20113030123213), we get a palindrome (51345133154315).

The spelling of 31232103031102 in words is "thirty-one trillion, two hundred thirty-two billion, one hundred three million, thirty-one thousand, one hundred two".