1103221003012 has 12 divisors (see below), whose sum is σ = 1963359412560. Its totient is φ = 542261170856.

The previous prime is 1103221003009. The next prime is 1103221003039. The reversal of 1103221003012 is 2103001223011.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2337332398 + ... + 2337332869.

It is an arithmetic number, because the mean of its divisors is an integer number (163613284380).

Almost surely, 2^{1103221003012} is an apocalyptic number.

It is an amenable number.

1103221003012 is a deficient number, since it is larger than the sum of its proper divisors (860138409548).

1103221003012 is a wasteful number, since it uses less digits than its factorization.

1103221003012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4674665330 (or 4674665328 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1103221003012 its reverse (2103001223011), we get a palindrome (3206222226023).

The spelling of 1103221003012 in words is "one trillion, one hundred three billion, two hundred twenty-one million, three thousand, twelve".