103212211204432 has 80 divisors (see below), whose sum is σ = 220784794386624. Its totient is φ = 46350671360000.

The previous prime is 103212211204397. The next prime is 103212211204471. The reversal of 103212211204432 is 234402112212301.

It is a self number, because there is not a number n which added to its sum of digits gives 103212211204432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2084832 + ... + 14517952.

Almost surely, 2^{103212211204432} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103212211204432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110392397193312).

103212211204432 is an abundant number, since it is smaller than the sum of its proper divisors (117572583182192).

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

103212211204432 is a wasteful number, since it uses less digits than its factorization.

103212211204432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12433708 (or 12433702 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 103212211204432 its reverse (234402112212301), we get a palindrome (337614323416733).

The spelling of 103212211204432 in words is "one hundred three trillion, two hundred twelve billion, two hundred eleven million, two hundred four thousand, four hundred thirty-two".