2110202021222 has 4 divisors (see below), whose sum is σ = 3165303031836. Its totient is φ = 1055101010610.

The previous prime is 2110202021209. The next prime is 2110202021251. The reversal of 2110202021222 is 2221202020112.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2110202021222.

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 as a sum of consecutive naturals, namely, 527550505304 + ... + 527550505307.

It is an arithmetic number, because the mean of its divisors is an integer number (791325757959).

Almost surely, 2^{2110202021222} is an apocalyptic number.

2110202021222 is a deficient number, since it is larger than the sum of its proper divisors (1055101010614).

2110202021222 is a wasteful number, since it uses less digits than its factorization.

2110202021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055101010613.

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

Adding to 2110202021222 its reverse (2221202020112), we get a palindrome (4331404041334).

The spelling of 2110202021222 in words is "two trillion, one hundred ten billion, two hundred two million, twenty-one thousand, two hundred twenty-two".