21232411240142 has 8 divisors (see below), whose sum is σ = 31848642579600. Its totient is φ = 10616197046944.

The previous prime is 21232411240121. The next prime is 21232411240163. The reversal of 21232411240142 is 24104211423212.

It is an interprime number because it is at equal distance from previous prime (21232411240121) and next prime (21232411240163).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 533642 + ... + 6538317.

It is an arithmetic number, because the mean of its divisors is an integer number (3981080322450).

Almost surely, 2^{21232411240142} is an apocalyptic number.

21232411240142 is a deficient number, since it is larger than the sum of its proper divisors (10616231339458).

21232411240142 is a wasteful number, since it uses less digits than its factorization.

21232411240142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8573130.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 21232411240142 its reverse (24104211423212), we get a palindrome (45336622663354).

The spelling of 21232411240142 in words is "twenty-one trillion, two hundred thirty-two billion, four hundred eleven million, two hundred forty thousand, one hundred forty-two".