21121041342014 has 8 divisors (see below), whose sum is σ = 31681601037408. Its totient is φ = 10560507662880.

The previous prime is 21121041342001. The next prime is 21121041342097. The reversal of 21121041342014 is 41024314012112.

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

It is a Curzon number.

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, 4328987 + ... + 7809110.

It is an arithmetic number, because the mean of its divisors is an integer number (3960200129676).

Almost surely, 2^{21121041342014} is an apocalyptic number.

21121041342014 is a deficient number, since it is larger than the sum of its proper divisors (10560559695394).

21121041342014 is a wasteful number, since it uses less digits than its factorization.

21121041342014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13008130.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 21121041342014 its reverse (41024314012112), we get a palindrome (62145355354126).

The spelling of 21121041342014 in words is "twenty-one trillion, one hundred twenty-one billion, forty-one million, three hundred forty-two thousand, fourteen".