103211030100312 has 192 divisors, whose sum is σ = 299590692710400. Its totient is φ = 33254181573120.

The previous prime is 103211030100307. The next prime is 103211030100361. The reversal of 103211030100312 is 213001030112301.

103211030100312 is a `hidden beast` number, since 1 + 0 + 321 + 1 + 0 + 30 + 1 + 0 + 0 + 312 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49540848 + ... + 51582144.

It is an arithmetic number, because the mean of its divisors is an integer number (1560368191200).

Almost surely, 2^{103211030100312} is an apocalyptic number.

103211030100312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103211030100312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149795346355200).

103211030100312 is an abundant number, since it is smaller than the sum of its proper divisors (196379662610088).

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

103211030100312 is a wasteful number, since it uses less digits than its factorization.

103211030100312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2042188 (or 2042172 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 103211030100312 its reverse (213001030112301), we get a palindrome (316212060212613).

The spelling of 103211030100312 in words is "one hundred three trillion, two hundred eleven billion, thirty million, one hundred thousand, three hundred twelve".