1112103223212 has 24 divisors (see below), whose sum is σ = 2599182509056. Its totient is φ = 370090361808.

The previous prime is 1112103223201. The next prime is 1112103223223. The reversal of 1112103223212 is 2123223012111.

It is an interprime number because it is at equal distance from previous prime (1112103223201) and next prime (1112103223223).

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, 76331488 + ... + 76346055.

Almost surely, 2^{1112103223212} is an apocalyptic number.

1112103223212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1112103223212 is an abundant number, since it is smaller than the sum of its proper divisors (1487079285844).

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

1112103223212 is a wasteful number, since it uses less digits than its factorization.

1112103223212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152678157 (or 152678155 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1112103223212 its reverse (2123223012111), we get a palindrome (3235326235323).

The spelling of 1112103223212 in words is "one trillion, one hundred twelve billion, one hundred three million, two hundred twenty-three thousand, two hundred twelve".