212201010011986 has 16 divisors (see below), whose sum is σ = 325076202711936. Its totient is φ = 103842307928016.

The previous prime is 212201010011941. The next prime is 212201010011987. The reversal of 212201010011986 is 689110010102212.

It is a super-2 number, since 2×212201010011986² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212201010011987) 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, 5349220 + ... + 21284176.

It is an arithmetic number, because the mean of its divisors is an integer number (20317262669496).

Almost surely, 2^{212201010011986} is an apocalyptic number.

212201010011986 is a deficient number, since it is larger than the sum of its proper divisors (112875192699950).

212201010011986 is a wasteful number, since it uses less digits than its factorization.

212201010011986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16076673.

The product of its (nonzero) digits is 3456, while the sum is 34.

The spelling of 212201010011986 in words is "two hundred twelve trillion, two hundred one billion, ten million, eleven thousand, nine hundred eighty-six".