21410342202124 has 24 divisors (see below), whose sum is σ = 37478301402528. Its totient is φ = 10702256503680.

The previous prime is 21410342202107. The next prime is 21410342202149. The reversal of 21410342202124 is 42120224301412.

It is a super-2 number, since 2×21410342202124² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21410342202092 and 21410342202101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242354449 + ... + 242442775.

It is an arithmetic number, because the mean of its divisors is an integer number (1561595891772).

Almost surely, 2^{21410342202124} is an apocalyptic number.

It is an amenable number.

21410342202124 is a deficient number, since it is larger than the sum of its proper divisors (16067959200404).

21410342202124 is a wasteful number, since it uses less digits than its factorization.

21410342202124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104145 (or 104143 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 21410342202124 its reverse (42120224301412), we get a palindrome (63530566503536).

The spelling of 21410342202124 in words is "twenty-one trillion, four hundred ten billion, three hundred forty-two million, two hundred two thousand, one hundred twenty-four".