124321201401 has 4 divisors (see below), whose sum is σ = 165761601872. Its totient is φ = 82880800932.

The previous prime is 124321201397. The next prime is 124321201453. The reversal of 124321201401 is 104102123421.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 124321201401 - 2² = 124321201397 is a prime.

It is a super-2 number, since 2×124321201401² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124321201801) 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, 20720200231 + ... + 20720200236.

It is an arithmetic number, because the mean of its divisors is an integer number (41440400468).

Almost surely, 2^124321201401 is an apocalyptic number.

It is an amenable number.

124321201401 is a deficient number, since it is larger than the sum of its proper divisors (41440400471).

124321201401 is an equidigital number, since it uses as much as digits as its factorization.

124321201401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41440400470.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 124321201401 its reverse (104102123421), we get a palindrome (228423324822).

The spelling of 124321201401 in words is "one hundred twenty-four billion, three hundred twenty-one million, two hundred one thousand, four hundred one".