222121121001122 has 32 divisors (see below), whose sum is σ = 382060998391680. Its totient is φ = 94874547905280.

The previous prime is 222121121001071. The next prime is 222121121001139. The reversal of 222121121001122 is 221100121121222.

It is a junction number, because it is equal to n+sod(n) for n = 222121121001094 and 222121121001103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 998279 + ... + 21100682.

It is an arithmetic number, because the mean of its divisors is an integer number (11939406199740).

Almost surely, 2^{222121121001122} is an apocalyptic number.

222121121001122 is a deficient number, since it is larger than the sum of its proper divisors (159939877390558).

222121121001122 is a wasteful number, since it uses less digits than its factorization.

222121121001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22101386.

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

Adding to 222121121001122 its reverse (221100121121222), we get a palindrome (443221242122344).

The spelling of 222121121001122 in words is "two hundred twenty-two trillion, one hundred twenty-one billion, one hundred twenty-one million, one thousand, one hundred twenty-two".