124401200234143 has 4 divisors (see below), whose sum is σ = 142172800267600. Its totient is φ = 106629600200688.

The previous prime is 124401200234131. The next prime is 124401200234153. The reversal of 124401200234143 is 341432002104421.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124401200234143 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 (124401200234153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8885800016718 + ... + 8885800016731.

It is an arithmetic number, because the mean of its divisors is an integer number (35543200066900).

Almost surely, 2^{124401200234143} is an apocalyptic number.

124401200234143 is a deficient number, since it is larger than the sum of its proper divisors (17771600033457).

124401200234143 is an equidigital number, since it uses as much as digits as its factorization.

124401200234143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17771600033456.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 124401200234143 its reverse (341432002104421), we get a palindrome (465833202338564).

The spelling of 124401200234143 in words is "one hundred twenty-four trillion, four hundred one billion, two hundred million, two hundred thirty-four thousand, one hundred forty-three".