222222001121222 has 8 divisors (see below), whose sum is σ = 333452518722000. Its totient is φ = 111071161547224.

The previous prime is 222222001121213. The next prime is 222222001121231. The reversal of 222222001121222 is 222121100222222.

It is an interprime number because it is at equal distance from previous prime (222222001121213) and next prime (222222001121231).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19919499722 + ... + 19919510877.

It is an arithmetic number, because the mean of its divisors is an integer number (41681564840250).

Almost surely, 2^{222222001121222} is an apocalyptic number.

222222001121222 is a deficient number, since it is larger than the sum of its proper divisors (111230517600778).

222222001121222 is a wasteful number, since it uses less digits than its factorization.

222222001121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39839013390.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 222222001121222 its reverse (222121100222222), we get a palindrome (444343101343444).

The spelling of 222222001121222 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, one million, one hundred twenty-one thousand, two hundred twenty-two".