21401314140011 has 8 divisors (see below), whose sum is σ = 23139392061744. Its totient is φ = 19676353788000.

The previous prime is 21401314139969. The next prime is 21401314140113. The reversal of 21401314140011 is 11004141310412.

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

It is a de Polignac number, because none of the positive numbers 2^k-21401314140011 is a prime.

It is a super-2 number, since 2×21401314140011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21401314140211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3279389036 + ... + 3279395561.

It is an arithmetic number, because the mean of its divisors is an integer number (2892424007718).

Almost surely, 2^{21401314140011} is an apocalyptic number.

21401314140011 is a deficient number, since it is larger than the sum of its proper divisors (1738077921733).

21401314140011 is a wasteful number, since it uses less digits than its factorization.

21401314140011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6558784861.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 21401314140011 its reverse (11004141310412), we get a palindrome (32405455450423).

The spelling of 21401314140011 in words is "twenty-one trillion, four hundred one billion, three hundred fourteen million, one hundred forty thousand, eleven".