124342330401013 has 4 divisors (see below), whose sum is σ = 126380729260108. Its totient is φ = 122303931541920.

The previous prime is 124342330400999. The next prime is 124342330401031. The reversal of 124342330401013 is 310104033243421.

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

It can be written as a sum of positive squares in 2 ways, for example, as 62085212259889 + 62257118141124 = 7879417^2 + 7890318^2 .

It is a cyclic number.

It is not a de Polignac number, because 124342330401013 - 2²¹ = 124342328303861 is a prime.

It is a super-2 number, since 2×124342330401013² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124342330401043) 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, 1019199429456 + ... + 1019199429577.

It is an arithmetic number, because the mean of its divisors is an integer number (31595182315027).

Almost surely, 2^{124342330401013} is an apocalyptic number.

It is an amenable number.

124342330401013 is a deficient number, since it is larger than the sum of its proper divisors (2038398859095).

124342330401013 is an equidigital number, since it uses as much as digits as its factorization.

124342330401013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038398859094.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 124342330401013 its reverse (310104033243421), we get a palindrome (434446363644434).

The spelling of 124342330401013 in words is "one hundred twenty-four trillion, three hundred forty-two billion, three hundred thirty million, four hundred one thousand, thirteen".