1103321020012 has 12 divisors (see below), whose sum is σ = 1933424526040. Its totient is φ = 550914012576.

The previous prime is 1103321019979. The next prime is 1103321020157. The reversal of 1103321020012 is 2100201233011.

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, 186621033 + ... + 186626944.

Almost surely, 2^{1103321020012} is an apocalyptic number.

It is an amenable number.

1103321020012 is a deficient number, since it is larger than the sum of its proper divisors (830103506028).

1103321020012 is a wasteful number, since it uses less digits than its factorization.

1103321020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373248720 (or 373248718 counting only the distinct ones).

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

Adding to 1103321020012 its reverse (2100201233011), we get a palindrome (3203522253023).

The spelling of 1103321020012 in words is "one trillion, one hundred three billion, three hundred twenty-one million, twenty thousand, twelve".