103211203112 has 32 divisors (see below), whose sum is σ = 198799011720. Its totient is φ = 50198803200.

The previous prime is 103211203111. The next prime is 103211203141. The reversal of 103211203112 is 211302112301.

It can be written as a sum of positive squares in 4 ways, for example, as 103186143076 + 25060036 = 321226^2 + 5006^2 .

It is not an unprimeable number, because it can be changed into a prime (103211203111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1261862 + ... + 1341162.

Almost surely, 2^103211203112 is an apocalyptic number.

It is an amenable number.

103211203112 is a deficient number, since it is larger than the sum of its proper divisors (95587808608).

103211203112 is a wasteful number, since it uses less digits than its factorization.

103211203112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83741 (or 83737 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 103211203112 its reverse (211302112301), we get a palindrome (314513315413).

The spelling of 103211203112 in words is "one hundred three billion, two hundred eleven million, two hundred three thousand, one hundred twelve".