222010211121 has 8 divisors (see below), whose sum is σ = 296015918880. Its totient is φ = 148005655392.

The previous prime is 222010211119. The next prime is 222010211141. The reversal of 222010211121 is 121112010222.

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

It is not a de Polignac number, because 222010211121 - 2¹ = 222010211119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222010211121.

It is not an unprimeable number, because it can be changed into a prime (222010211141) 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, 389010 + ... + 771588.

It is an arithmetic number, because the mean of its divisors is an integer number (37001989860).

Almost surely, 2^222010211121 is an apocalyptic number.

It is an amenable number.

222010211121 is a deficient number, since it is larger than the sum of its proper divisors (74005707759).

222010211121 is a wasteful number, since it uses less digits than its factorization.

222010211121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576015.

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

Adding to 222010211121 its reverse (121112010222), we get a palindrome (343122221343).

The spelling of 222010211121 in words is "two hundred twenty-two billion, ten million, two hundred eleven thousand, one hundred twenty-one".