20102950371103 has 2 divisors, whose sum is σ = 20102950371104. Its totient is φ = 20102950371102.

The previous prime is 20102950371083. The next prime is 20102950371173. The reversal of 20102950371103 is 30117305920102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20102950371103 - 2⁵ = 20102950371071 is a prime.

It is a super-2 number, since 2×20102950371103² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20102950371173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051475185551 + 10051475185552.

It is an arithmetic number, because the mean of its divisors is an integer number (10051475185552).

Almost surely, 2^{20102950371103} is an apocalyptic number.

20102950371103 is a deficient number, since it is larger than the sum of its proper divisors (1).

20102950371103 is an equidigital number, since it uses as much as digits as its factorization.

20102950371103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 34.

The spelling of 20102950371103 in words is "twenty trillion, one hundred two billion, nine hundred fifty million, three hundred seventy-one thousand, one hundred three".