1002111112103 has 2 divisors, whose sum is σ = 1002111112104. Its totient is φ = 1002111112102.

The previous prime is 1002111112097. The next prime is 1002111112183. The reversal of 1002111112103 is 3012111112001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1002111112103 - 2⁸ = 1002111111847 is a prime.

It is a super-2 number, since 2×1002111112103² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002111112183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501055556051 + 501055556052.

It is an arithmetic number, because the mean of its divisors is an integer number (501055556052).

Almost surely, 2^{1002111112103} is an apocalyptic number.

1002111112103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002111112103 is an equidigital number, since it uses as much as digits as its factorization.

1002111112103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 1002111112103 its reverse (3012111112001), we get a palindrome (4014222224104).

The spelling of 1002111112103 in words is "one trillion, two billion, one hundred eleven million, one hundred twelve thousand, one hundred three".