103321032312 has 32 divisors (see below), whose sum is σ = 258361246080. Its totient is φ = 34432522080.

The previous prime is 103321032307. The next prime is 103321032343. The reversal of 103321032312 is 213230123301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380514 + ... + 592817.

It is an arithmetic number, because the mean of its divisors is an integer number (8073788940).

Almost surely, 2^103321032312 is an apocalyptic number.

103321032312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103321032312 is an abundant number, since it is smaller than the sum of its proper divisors (155040213768).

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

103321032312 is a wasteful number, since it uses less digits than its factorization.

103321032312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977763 (or 977759 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 103321032312 its reverse (213230123301), we get a palindrome (316551155613).

The spelling of 103321032312 in words is "one hundred three billion, three hundred twenty-one million, thirty-two thousand, three hundred twelve".