203132113343312 has 20 divisors (see below), whose sum is σ = 407139796141620. Its totient is φ = 98063778855168.

The previous prime is 203132113343309. The next prime is 203132113343333. The reversal of 203132113343312 is 213343311231302.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 38573092604176 + 164559020739136 = 6210724^2 + 12828056^2 .

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, 218892363053 + ... + 218892363980.

It is an arithmetic number, because the mean of its divisors is an integer number (20356989807081).

Almost surely, 2^{203132113343312} is an apocalyptic number.

It is an amenable number.

203132113343312 is an abundant number, since it is smaller than the sum of its proper divisors (204007682798308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203132113343312 is a wasteful number, since it uses less digits than its factorization.

203132113343312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437784727070 (or 437784727064 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 32.

Adding to 203132113343312 its reverse (213343311231302), we get a palindrome (416475424574614).

The spelling of 203132113343312 in words is "two hundred three trillion, one hundred thirty-two billion, one hundred thirteen million, three hundred forty-three thousand, three hundred twelve".