1002020112143 has 2 divisors, whose sum is σ = 1002020112144. Its totient is φ = 1002020112142.

The previous prime is 1002020112101. The next prime is 1002020112151. The reversal of 1002020112143 is 3412110202001.

1002020112143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1002020112143 - 2¹⁶ = 1002020046607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002020112943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501010056071 + 501010056072.

It is an arithmetic number, because the mean of its divisors is an integer number (501010056072).

Almost surely, 2^{1002020112143} is an apocalyptic number.

1002020112143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002020112143 is an equidigital number, since it uses as much as digits as its factorization.

1002020112143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1002020112143 its reverse (3412110202001), we get a palindrome (4414130314144).

The spelling of 1002020112143 in words is "one trillion, two billion, twenty million, one hundred twelve thousand, one hundred forty-three".