234211021202143 has 2 divisors, whose sum is σ = 234211021202144. Its totient is φ = 234211021202142.

The previous prime is 234211021202099. The next prime is 234211021202159. The reversal of 234211021202143 is 341202120112432.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234211021202143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234211021202173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117105510601071 + 117105510601072.

It is an arithmetic number, because the mean of its divisors is an integer number (117105510601072).

Almost surely, 2^{234211021202143} is an apocalyptic number.

234211021202143 is a deficient number, since it is larger than the sum of its proper divisors (1).

234211021202143 is an equidigital number, since it uses as much as digits as its factorization.

234211021202143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 234211021202143 its reverse (341202120112432), we get a palindrome (575413141314575).

The spelling of 234211021202143 in words is "two hundred thirty-four trillion, two hundred eleven billion, twenty-one million, two hundred two thousand, one hundred forty-three".