21214036463111 has 8 divisors (see below), whose sum is σ = 21217038796800. Its totient is φ = 21211034365152.

The previous prime is 21214036463107. The next prime is 21214036463173. The reversal of 21214036463111 is 11136463041212.

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

It is a cyclic number.

It is not a de Polignac number, because 21214036463111 - 2² = 21214036463107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21214036453111) 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, 247400201 + ... + 247485933.

It is an arithmetic number, because the mean of its divisors is an integer number (2652129849600).

Almost surely, 2^{21214036463111} is an apocalyptic number.

21214036463111 is a deficient number, since it is larger than the sum of its proper divisors (3002333689).

21214036463111 is a wasteful number, since it uses less digits than its factorization.

21214036463111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117865.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 21214036463111 in words is "twenty-one trillion, two hundred fourteen billion, thirty-six million, four hundred sixty-three thousand, one hundred eleven".