2121002332222 has 8 divisors (see below), whose sum is σ = 3195396527400. Its totient is φ = 1055870156424.

The previous prime is 2121002332153. The next prime is 2121002332279. The reversal of 2121002332222 is 2222332001212.

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

It is a junction number, because it is equal to n+sod(n) for n = 2121002332193 and 2121002332202.

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, 2315504272 + ... + 2315505187.

It is an arithmetic number, because the mean of its divisors is an integer number (399424565925).

Almost surely, 2^{2121002332222} is an apocalyptic number.

2121002332222 is a deficient number, since it is larger than the sum of its proper divisors (1074394195178).

2121002332222 is a wasteful number, since it uses less digits than its factorization.

2121002332222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4631009690.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 2121002332222 its reverse (2222332001212), we get a palindrome (4343334333434).

The spelling of 2121002332222 in words is "two trillion, one hundred twenty-one billion, two million, three hundred thirty-two thousand, two hundred twenty-two".