210123413420143 has 8 divisors (see below), whose sum is σ = 212208056872416. Its totient is φ = 208038852588000.

The previous prime is 210123413420131. The next prime is 210123413420177. The reversal of 210123413420143 is 341024314321012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210123413420143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210123413400143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15537048 + ... + 25722493.

It is an arithmetic number, because the mean of its divisors is an integer number (26526007109052).

Almost surely, 2^{210123413420143} is an apocalyptic number.

210123413420143 is a deficient number, since it is larger than the sum of its proper divisors (2084643452273).

210123413420143 is a wasteful number, since it uses less digits than its factorization.

210123413420143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41310065.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 210123413420143 its reverse (341024314321012), we get a palindrome (551147727741155).

The spelling of 210123413420143 in words is "two hundred ten trillion, one hundred twenty-three billion, four hundred thirteen million, four hundred twenty thousand, one hundred forty-three".