212021110220199 has 32 divisors (see below), whose sum is σ = 331093412457984. Its totient is φ = 118158335729280.

The previous prime is 212021110220137. The next prime is 212021110220263. The reversal of 212021110220199 is 991022011120212.

It is not a de Polignac number, because 212021110220199 - 2⁸ = 212021110219943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212021110221199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 177010044 + ... + 178203809.

It is an arithmetic number, because the mean of its divisors is an integer number (10346669139312).

Almost surely, 2^{212021110220199} is an apocalyptic number.

212021110220199 is a deficient number, since it is larger than the sum of its proper divisors (119072302237785).

212021110220199 is a wasteful number, since it uses less digits than its factorization.

212021110220199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355214567.

The product of its (nonzero) digits is 2592, while the sum is 33.

The spelling of 212021110220199 in words is "two hundred twelve trillion, twenty-one billion, one hundred ten million, two hundred twenty thousand, one hundred ninety-nine".