2120212022222 has 16 divisors (see below), whose sum is σ = 3635068948992. Its totient is φ = 908557353240.

The previous prime is 2120212022219. The next prime is 2120212022237. The reversal of 2120212022222 is 2222202120212.

It is a junction number, because it is equal to n+sod(n) for n = 2120212022194 and 2120212022203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8619554 + ... + 8862117.

It is an arithmetic number, because the mean of its divisors is an integer number (227191809312).

Almost surely, 2^{2120212022222} is an apocalyptic number.

2120212022222 is a deficient number, since it is larger than the sum of its proper divisors (1514856926770).

2120212022222 is a wasteful number, since it uses less digits than its factorization.

2120212022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17490343.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 2120212022222 its reverse (2222202120212), we get a palindrome (4342414142434).

The spelling of 2120212022222 in words is "two trillion, one hundred twenty billion, two hundred twelve million, twenty-two thousand, two hundred twenty-two".