101204143 has 2 divisors, whose sum is σ = 101204144. Its totient is φ = 101204142.

The previous prime is 101204123. The next prime is 101204153. The reversal of 101204143 is 341402101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101204143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101204123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50602071 + 50602072.

It is an arithmetic number, because the mean of its divisors is an integer number (50602072).

Almost surely, 2^101204143 is an apocalyptic number.

101204143 is a deficient number, since it is larger than the sum of its proper divisors (1).

101204143 is an equidigital number, since it uses as much as digits as its factorization.

101204143 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 16.

The square root of 101204143 is about 10060.0269880354. The cubic root of 101204143 is about 466.0145006448.

Adding to 101204143 its reverse (341402101), we get a palindrome (442606244).

The spelling of 101204143 in words is "one hundred one million, two hundred four thousand, one hundred forty-three".