103212102120000 has 560 divisors, whose sum is σ = 342587930520000. Its totient is φ = 27415019520000.

The previous prime is 103212102119983. The next prime is 103212102120037. The reversal of 103212102120000 is 21201212301.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 38383078656 + ... + 38383081344.

Almost surely, 2^{103212102120000} is an apocalyptic number.

103212102120000 is a gapful number since it is divisible by the number (10) 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 103212102120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171293965260000).

103212102120000 is an abundant number, since it is smaller than the sum of its proper divisors (239375828400000).

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

103212102120000 is an equidigital number, since it uses as much as digits as its factorization.

103212102120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3864 (or 3839 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 103212102120000 its reverse (21201212301), we get a palindrome (103233303332301).

The spelling of 103212102120000 in words is "one hundred three trillion, two hundred twelve billion, one hundred two million, one hundred twenty thousand".