222102022121111 has 8 divisors (see below), whose sum is σ = 242350004764800. Its totient is φ = 201863521098040.

The previous prime is 222102022121081. The next prime is 222102022121131. The reversal of 222102022121111 is 111121220201222.

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

It is a cyclic number.

It is not a de Polignac number, because 222102022121111 - 2³⁰ = 222100948379287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222102022121131) 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, 2370356171 + ... + 2370449868.

It is an arithmetic number, because the mean of its divisors is an integer number (30293750595600).

Almost surely, 2^{222102022121111} is an apocalyptic number.

222102022121111 is a deficient number, since it is larger than the sum of its proper divisors (20247982643689).

222102022121111 is a wasteful number, since it uses less digits than its factorization.

222102022121111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4740810309.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 222102022121111 its reverse (111121220201222), we get a palindrome (333223242322333).

The spelling of 222102022121111 in words is "two hundred twenty-two trillion, one hundred two billion, twenty-two million, one hundred twenty-one thousand, one hundred eleven".