222121120022 has 8 divisors (see below), whose sum is σ = 333184319136. Its totient is φ = 111059680312.

The previous prime is 222121119949. The next prime is 222121120031. The reversal of 222121120022 is 220021121222.

It is a happy number.

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, 57893 + ... + 669024.

It is an arithmetic number, because the mean of its divisors is an integer number (41648039892).

Almost surely, 2^222121120022 is an apocalyptic number.

222121120022 is a deficient number, since it is larger than the sum of its proper divisors (111063199114).

222121120022 is a wasteful number, since it uses less digits than its factorization.

222121120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879702.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222121120022 its reverse (220021121222), we get a palindrome (442142241244).

The spelling of 222121120022 in words is "two hundred twenty-two billion, one hundred twenty-one million, one hundred twenty thousand, twenty-two".