1013202021103 has 2 divisors, whose sum is σ = 1013202021104. Its totient is φ = 1013202021102.

The previous prime is 1013202021089. The next prime is 1013202021109. The reversal of 1013202021103 is 3011202023101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1013202021103 - 2⁹ = 1013202020591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013202021109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506601010551 + 506601010552.

It is an arithmetic number, because the mean of its divisors is an integer number (506601010552).

Almost surely, 2^{1013202021103} is an apocalyptic number.

1013202021103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013202021103 is an equidigital number, since it uses as much as digits as its factorization.

1013202021103 is an evil number, because the sum of its binary digits is even.

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

Adding to 1013202021103 its reverse (3011202023101), we get a palindrome (4024404044204).

The spelling of 1013202021103 in words is "one trillion, thirteen billion, two hundred two million, twenty-one thousand, one hundred three".