31320030203230 has 16 divisors (see below), whose sum is σ = 57899731511520. Its totient is φ = 12189417160032.

The previous prime is 31320030203227. The next prime is 31320030203251. The reversal of 31320030203230 is 3230203002313.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 42324364770 + ... + 42324365509.

It is an arithmetic number, because the mean of its divisors is an integer number (3618733219470).

Almost surely, 2^{31320030203230} is an apocalyptic number.

31320030203230 is a deficient number, since it is larger than the sum of its proper divisors (26579701308290).

31320030203230 is a wasteful number, since it uses less digits than its factorization.

31320030203230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84648730323.

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 31320030203230 its reverse (3230203002313), we get a palindrome (34550233205543).

The spelling of 31320030203230 in words is "thirty-one trillion, three hundred twenty billion, thirty million, two hundred three thousand, two hundred thirty".