1020213143 has 2 divisors, whose sum is σ = 1020213144. Its totient is φ = 1020213142.

The previous prime is 1020213121. The next prime is 1020213167. The reversal of 1020213143 is 3413120201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1020213143 - 2¹⁰ = 1020212119 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020213643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510106571 + 510106572.

It is an arithmetic number, because the mean of its divisors is an integer number (510106572).

Almost surely, 2^1020213143 is an apocalyptic number.

1020213143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020213143 is an equidigital number, since it uses as much as digits as its factorization.

1020213143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1020213143 is about 31940.7755541408. The cubic root of 1020213143 is about 1006.6928205540.

Adding to 1020213143 its reverse (3413120201), we get a palindrome (4433333344).

The spelling of 1020213143 in words is "one billion, twenty million, two hundred thirteen thousand, one hundred forty-three".