222002021121122 has 48 divisors (see below), whose sum is σ = 372803689792800. Its totient is φ = 99058373620800.

The previous prime is 222002021121121. The next prime is 222002021121131. The reversal of 222002021121122 is 221121120200222.

It is a junction number, because it is equal to n+sod(n) for n = 222002021121094 and 222002021121103.

It is not an unprimeable number, because it can be changed into a prime (222002021121121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34083404 + ... + 40070967.

It is an arithmetic number, because the mean of its divisors is an integer number (7766743537350).

Almost surely, 2^{222002021121122} is an apocalyptic number.

222002021121122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222002021121122 is a deficient number, since it is larger than the sum of its proper divisors (150801668671678).

222002021121122 is a wasteful number, since it uses less digits than its factorization.

222002021121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74154623 (or 74154612 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 222002021121122 its reverse (221121120200222), we get a palindrome (443123141321344).

The spelling of 222002021121122 in words is "two hundred twenty-two trillion, two billion, twenty-one million, one hundred twenty-one thousand, one hundred twenty-two".