21116012040214 has 24 divisors (see below), whose sum is σ = 39197601390960. Its totient is φ = 8353587179808.

The previous prime is 21116012040059. The next prime is 21116012040239. The reversal of 21116012040214 is 41204021061112.

It is a super-2 number, since 2×21116012040214² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4462383949 + ... + 4462388680.

It is an arithmetic number, because the mean of its divisors is an integer number (1633233391290).

Almost surely, 2^{21116012040214} is an apocalyptic number.

21116012040214 is a deficient number, since it is larger than the sum of its proper divisors (18081589350746).

21116012040214 is a wasteful number, since it uses less digits than its factorization.

21116012040214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8924772664 (or 8924772651 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The spelling of 21116012040214 in words is "twenty-one trillion, one hundred sixteen billion, twelve million, forty thousand, two hundred fourteen".