211010222200121 has 8 divisors (see below), whose sum is σ = 213007495219200. Its totient is φ = 209013416123248.

The previous prime is 211010222200051. The next prime is 211010222200133. The reversal of 211010222200121 is 121002222010112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211010222200121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 211010222200121.

It is not an unprimeable number, because it can be changed into a prime (211010222220121) 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, 115827446 + ... + 117635103.

It is an arithmetic number, because the mean of its divisors is an integer number (26625936902400).

Almost surely, 2^{211010222200121} is an apocalyptic number.

It is an amenable number.

211010222200121 is a deficient number, since it is larger than the sum of its proper divisors (1997273019079).

211010222200121 is a wasteful number, since it uses less digits than its factorization.

211010222200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233471103.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 211010222200121 its reverse (121002222010112), we get a palindrome (332012444210233).

The spelling of 211010222200121 in words is "two hundred eleven trillion, ten billion, two hundred twenty-two million, two hundred thousand, one hundred twenty-one".