21141121114 has 8 divisors (see below), whose sum is σ = 31717481760. Its totient is φ = 10568627196.

The previous prime is 21141121093. The next prime is 21141121139. The reversal of 21141121114 is 41112114112.

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

It is a junction number, because it is equal to n+sod(n) for n = 21141121091 and 21141121100.

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, 952974 + ... + 974905.

It is an arithmetic number, because the mean of its divisors is an integer number (3964685220).

Almost surely, 2^21141121114 is an apocalyptic number.

21141121114 is a deficient number, since it is larger than the sum of its proper divisors (10576360646).

21141121114 is a wasteful number, since it uses less digits than its factorization.

21141121114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1933364.

The product of its digits is 64, while the sum is 19.

Adding to 21141121114 its reverse (41112114112), we get a palindrome (62253235226).

The spelling of 21141121114 in words is "twenty-one billion, one hundred forty-one million, one hundred twenty-one thousand, one hundred fourteen".