21411031342 has 8 divisors (see below), whose sum is σ = 32241514896. Its totient is φ = 10663859712.

The previous prime is 21411031337. The next prime is 21411031381. The reversal of 21411031342 is 24313011412.

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, 20827338 + ... + 20828365.

It is an arithmetic number, because the mean of its divisors is an integer number (4030189362).

Almost surely, 2^21411031342 is an apocalyptic number.

21411031342 is a deficient number, since it is larger than the sum of its proper divisors (10830483554).

21411031342 is a wasteful number, since it uses less digits than its factorization.

21411031342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41655962.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 21411031342 its reverse (24313011412), we get a palindrome (45724042754).

The spelling of 21411031342 in words is "twenty-one billion, four hundred eleven million, thirty-one thousand, three hundred forty-two".