124001421224111 has 4 divisors (see below), whose sum is σ = 124002339364632. Its totient is φ = 124000503083592.

The previous prime is 124001421224101. The next prime is 124001421224147. The reversal of 124001421224111 is 111422124100421.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 124001421224111 - 2³⁴ = 123984241354927 is a prime.

It is a super-3 number, since 3×124001421224111³ (a number of 43 digits) contains 333 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 (124001421224101) 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, 458867645 + ... + 459137798.

It is an arithmetic number, because the mean of its divisors is an integer number (31000584841158).

Almost surely, 2^{124001421224111} is an apocalyptic number.

124001421224111 is a deficient number, since it is larger than the sum of its proper divisors (918140521).

124001421224111 is an equidigital number, since it uses as much as digits as its factorization.

124001421224111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918140520.

The product of its (nonzero) digits is 1024, while the sum is 26.

Adding to 124001421224111 its reverse (111422124100421), we get a palindrome (235423545324532).

The spelling of 124001421224111 in words is "one hundred twenty-four trillion, one billion, four hundred twenty-one million, two hundred twenty-four thousand, one hundred eleven".