1233103221312 has 56 divisors (see below), whose sum is σ = 3265576615392. Its totient is φ = 410657587200.

The previous prime is 1233103221283. The next prime is 1233103221331. The reversal of 1233103221312 is 2131223013321.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 2733889 + ... + 3152832.

It is an arithmetic number, because the mean of its divisors is an integer number (58313868132).

Almost surely, 2^{1233103221312} is an apocalyptic number.

1233103221312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1233103221312 is an abundant number, since it is smaller than the sum of its proper divisors (2032473394080).

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

1233103221312 is a wasteful number, since it uses less digits than its factorization.

1233103221312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5887827 (or 5887817 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1233103221312 its reverse (2131223013321), we get a palindrome (3364326234633).

The spelling of 1233103221312 in words is "one trillion, two hundred thirty-three billion, one hundred three million, two hundred twenty-one thousand, three hundred twelve".