103303111212 has 96 divisors (see below), whose sum is σ = 309862282240. Its totient is φ = 29515157136.

The previous prime is 103303111199. The next prime is 103303111229. The reversal of 103303111212 is 212111303301.

103303111212 is a `hidden beast` number, since 1 + 0 + 330 + 311 + 1 + 21 + 2 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 782248 + ... + 904719.

Almost surely, 2^103303111212 is an apocalyptic number.

103303111212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103303111212 is an abundant number, since it is smaller than the sum of its proper divisors (206559171028).

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

103303111212 is an equidigital number, since it uses as much as digits as its factorization.

103303111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1686999 (or 1686979 counting only the distinct ones).

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

Adding to 103303111212 its reverse (212111303301), we get a palindrome (315414414513).

The spelling of 103303111212 in words is "one hundred three billion, three hundred three million, one hundred eleven thousand, two hundred twelve".