124034131221 has 32 divisors (see below), whose sum is σ = 222047121408. Its totient is φ = 59476904640.

The previous prime is 124034131201. The next prime is 124034131237. The reversal of 124034131221 is 122131430421.

It is not a de Polignac number, because 124034131221 - 2⁶ = 124034131157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124034131191 and 124034131200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124034131201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20648701 + ... + 20654706.

It is an arithmetic number, because the mean of its divisors is an integer number (6938972544).

Almost surely, 2^124034131221 is an apocalyptic number.

124034131221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

124034131221 is a deficient number, since it is larger than the sum of its proper divisors (98012990187).

124034131221 is a wasteful number, since it uses less digits than its factorization.

124034131221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41303441.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 124034131221 its reverse (122131430421), we get a palindrome (246165561642).

It can be divided in two parts, 124034 and 131221, that added together give a triangular number (255255 = T₇₁₄).

The spelling of 124034131221 in words is "one hundred twenty-four billion, thirty-four million, one hundred thirty-one thousand, two hundred twenty-one".