21110357184001 has 8 divisors (see below), whose sum is σ = 21202682590400. Its totient is φ = 21018032999280.

The previous prime is 21110357183999. The next prime is 21110357184013. The reversal of 21110357184001 is 10048175301112.

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 21110357184001 - 2¹ = 21110357183999 is a prime.

It is a super-2 number, since 2×21110357184001² (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 (21110357184701) 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, 62410390 + ... + 62747728.

It is an arithmetic number, because the mean of its divisors is an integer number (2650335323800).

Almost surely, 2^{21110357184001} is an apocalyptic number.

It is an amenable number.

21110357184001 is a deficient number, since it is larger than the sum of its proper divisors (92325406399).

21110357184001 is a wasteful number, since it uses less digits than its factorization.

21110357184001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610839.

The product of its (nonzero) digits is 6720, while the sum is 34.

The spelling of 21110357184001 in words is "twenty-one trillion, one hundred ten billion, three hundred fifty-seven million, one hundred eighty-four thousand, one".