1021102221103 has 2 divisors, whose sum is σ = 1021102221104. Its totient is φ = 1021102221102.

The previous prime is 1021102221077. The next prime is 1021102221149. The reversal of 1021102221103 is 3011222011201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1021102221103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1021102221193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510551110551 + 510551110552.

It is an arithmetic number, because the mean of its divisors is an integer number (510551110552).

Almost surely, 2^{1021102221103} is an apocalyptic number.

1021102221103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021102221103 is an equidigital number, since it uses as much as digits as its factorization.

1021102221103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1021102221103 its reverse (3011222011201), we get a palindrome (4032324232304).

The spelling of 1021102221103 in words is "one trillion, twenty-one billion, one hundred two million, two hundred twenty-one thousand, one hundred three".