212111000220201 has 16 divisors (see below), whose sum is σ = 289713027851520. Its totient is φ = 137958163562880.

The previous prime is 212111000220169. The next prime is 212111000220209. The reversal of 212111000220201 is 102022000111212.

It is not a de Polignac number, because 212111000220201 - 2⁵ = 212111000220169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212111000220209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150557235 + ... + 151959543.

It is an arithmetic number, because the mean of its divisors is an integer number (18107064240720).

Almost surely, 2^{212111000220201} is an apocalyptic number.

It is an amenable number.

212111000220201 is a deficient number, since it is larger than the sum of its proper divisors (77602027631319).

212111000220201 is a wasteful number, since it uses less digits than its factorization.

212111000220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2632096.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212111000220201 its reverse (102022000111212), we get a palindrome (314133000331413).

The spelling of 212111000220201 in words is "two hundred twelve trillion, one hundred eleven billion, two hundred twenty thousand, two hundred one".