20130202347887 has 2 divisors, whose sum is σ = 20130202347888. Its totient is φ = 20130202347886.

The previous prime is 20130202347839. The next prime is 20130202347923. The reversal of 20130202347887 is 78874320203102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20130202347887 - 2¹² = 20130202343791 is a prime.

It is a super-3 number, since 3×20130202347887³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20130202343887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10065101173943 + 10065101173944.

It is an arithmetic number, because the mean of its divisors is an integer number (10065101173944).

Almost surely, 2^{20130202347887} is an apocalyptic number.

20130202347887 is a deficient number, since it is larger than the sum of its proper divisors (1).

20130202347887 is an equidigital number, since it uses as much as digits as its factorization.

20130202347887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 903168, while the sum is 47.

The spelling of 20130202347887 in words is "twenty trillion, one hundred thirty billion, two hundred two million, three hundred forty-seven thousand, eight hundred eighty-seven".