20203141312 has 14 divisors (see below), whose sum is σ = 40090608668. Its totient is φ = 10101570624.

The previous prime is 20203141271. The next prime is 20203141333. The reversal of 20203141312 is 21314130202.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20203141312.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157836978 + ... + 157837105.

Almost surely, 2^20203141312 is an apocalyptic number.

It is an amenable number.

20203141312 is a deficient number, since it is larger than the sum of its proper divisors (19887467356).

20203141312 is an equidigital number, since it uses as much as digits as its factorization.

20203141312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315674095 (or 315674085 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 20203141312 its reverse (21314130202), we get a palindrome (41517271514).

The spelling of 20203141312 in words is "twenty billion, two hundred three million, one hundred forty-one thousand, three hundred twelve".