312203103332 has 6 divisors (see below), whose sum is σ = 546355430838. Its totient is φ = 156101551664.

The previous prime is 312203103283. The next prime is 312203103349. The reversal of 312203103332 is 233301302213.

It can be written as a sum of positive squares in only one way, i.e., 291485531236 + 20717572096 = 539894^2 + 143936^2 .

It is a junction number, because it is equal to n+sod(n) for n = 312203103298 and 312203103307.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39025387913 + ... + 39025387920.

It is an arithmetic number, because the mean of its divisors is an integer number (91059238473).

Almost surely, 2^312203103332 is an apocalyptic number.

It is an amenable number.

312203103332 is a deficient number, since it is larger than the sum of its proper divisors (234152327506).

312203103332 is a wasteful number, since it uses less digits than its factorization.

312203103332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78050775837 (or 78050775835 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 312203103332 its reverse (233301302213), we get a palindrome (545504405545).

The spelling of 312203103332 in words is "three hundred twelve billion, two hundred three million, one hundred three thousand, three hundred thirty-two".