1001012022103 has 2 divisors, whose sum is σ = 1001012022104. Its totient is φ = 1001012022102.

The previous prime is 1001012022083. The next prime is 1001012022133. The reversal of 1001012022103 is 3012202101001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1001012022103 - 2⁹ = 1001012021591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001012022133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500506011051 + 500506011052.

It is an arithmetic number, because the mean of its divisors is an integer number (500506011052).

Almost surely, 2^{1001012022103} is an apocalyptic number.

1001012022103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001012022103 is an equidigital number, since it uses as much as digits as its factorization.

1001012022103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1001012022103 its reverse (3012202101001), we get a palindrome (4013214123104).

The spelling of 1001012022103 in words is "one trillion, one billion, twelve million, twenty-two thousand, one hundred three".