222233123121 has 8 divisors (see below), whose sum is σ = 296325466560. Its totient is φ = 148148097552.

The previous prime is 222233123093. The next prime is 222233123131. The reversal of 222233123121 is 121321332222.

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

It is not a de Polignac number, because 222233123121 - 2¹⁵ = 222233090353 is a prime.

It is a super-2 number, since 2×222233123121² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222233123091 and 222233123100.

It is not an unprimeable number, because it can be changed into a prime (222233123131) 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, 1758210 + ... + 1880363.

It is an arithmetic number, because the mean of its divisors is an integer number (37040683320).

Almost surely, 2^222233123121 is an apocalyptic number.

It is an amenable number.

222233123121 is a deficient number, since it is larger than the sum of its proper divisors (74092343439).

222233123121 is a wasteful number, since it uses less digits than its factorization.

222233123121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3658935.

The product of its digits is 1728, while the sum is 24.

Adding to 222233123121 its reverse (121321332222), we get a palindrome (343554455343).

The spelling of 222233123121 in words is "two hundred twenty-two billion, two hundred thirty-three million, one hundred twenty-three thousand, one hundred twenty-one".