1103332021113 has 16 divisors (see below), whose sum is σ = 1681740354560. Its totient is φ = 630298248336.

The previous prime is 1103332021019. The next prime is 1103332021133. The reversal of 1103332021113 is 3111202333011.

It is a happy number.

It is not a de Polignac number, because 1103332021113 - 2¹² = 1103332017017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1103332021113.

It is not an unprimeable number, because it can be changed into a prime (1103332021133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7306495 + ... + 7455972.

It is an arithmetic number, because the mean of its divisors is an integer number (105108772160).

Almost surely, 2^{1103332021113} is an apocalyptic number.

It is an amenable number.

1103332021113 is a deficient number, since it is larger than the sum of its proper divisors (578408333447).

1103332021113 is a wasteful number, since it uses less digits than its factorization.

1103332021113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14766036.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1103332021113 its reverse (3111202333011), we get a palindrome (4214534354124).

The spelling of 1103332021113 in words is "one trillion, one hundred three billion, three hundred thirty-two million, twenty-one thousand, one hundred thirteen".