222022220021121 has 8 divisors (see below), whose sum is σ = 318801136440640. Its totient is φ = 136629058474512.

The previous prime is 222022220021117. The next prime is 222022220021149. The reversal of 222022220021121 is 121120022220222.

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

It is not a de Polignac number, because 222022220021121 - 2² = 222022220021117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222022220021221) 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, 2846438718181 + ... + 2846438718258.

It is an arithmetic number, because the mean of its divisors is an integer number (39850142055080).

Almost surely, 2^{222022220021121} is an apocalyptic number.

It is an amenable number.

222022220021121 is a deficient number, since it is larger than the sum of its proper divisors (96778916419519).

222022220021121 is a wasteful number, since it uses less digits than its factorization.

222022220021121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5692877436455.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 222022220021121 its reverse (121120022220222), we get a palindrome (343142242241343).

The spelling of 222022220021121 in words is "two hundred twenty-two trillion, twenty-two billion, two hundred twenty million, twenty-one thousand, one hundred twenty-one".