1020111341003 has 4 divisors (see below), whose sum is σ = 1020332964408. Its totient is φ = 1019889717600.

The previous prime is 1020111340993. The next prime is 1020111341017. The reversal of 1020111341003 is 3001431110201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1020111341003 - 2¹⁰ = 1020111339979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020111341083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110804798 + ... + 110814003.

It is an arithmetic number, because the mean of its divisors is an integer number (255083241102).

Almost surely, 2^{1020111341003} is an apocalyptic number.

1020111341003 is a deficient number, since it is larger than the sum of its proper divisors (221623405).

1020111341003 is an equidigital number, since it uses as much as digits as its factorization.

1020111341003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221623404.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1020111341003 its reverse (3001431110201), we get a palindrome (4021542451204).

The spelling of 1020111341003 in words is "one trillion, twenty billion, one hundred eleven million, three hundred forty-one thousand, three".