124101213121 has 8 divisors (see below), whose sum is σ = 126752327424. Its totient is φ = 121450543200.

The previous prime is 124101213097. The next prime is 124101213139. The reversal of 124101213121 is 121312101421.

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

It is a cyclic number.

It is not a de Polignac number, because 124101213121 - 2¹⁵ = 124101180353 is a prime.

It is a super-2 number, since 2×124101213121² (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 (124101213221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487476 + ... + 697018.

It is an arithmetic number, because the mean of its divisors is an integer number (15844040928).

Almost surely, 2^124101213121 is an apocalyptic number.

It is an amenable number.

124101213121 is a deficient number, since it is larger than the sum of its proper divisors (2651114303).

124101213121 is a wasteful number, since it uses less digits than its factorization.

124101213121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222191.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 124101213121 its reverse (121312101421), we get a palindrome (245413314542).

The spelling of 124101213121 in words is "one hundred twenty-four billion, one hundred one million, two hundred thirteen thousand, one hundred twenty-one".