2122121020222 has 32 divisors (see below), whose sum is σ = 3796526822400. Its totient is φ = 869838222528.

The previous prime is 2122121020207. The next prime is 2122121020297. The reversal of 2122121020222 is 2220201212212.

It is a self number, because there is not a number n which added to its sum of digits gives 2122121020222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2473354 + ... + 3218962.

It is an arithmetic number, because the mean of its divisors is an integer number (118641463200).

Almost surely, 2^{2122121020222} is an apocalyptic number.

2122121020222 is a deficient number, since it is larger than the sum of its proper divisors (1674405802178).

2122121020222 is a wasteful number, since it uses less digits than its factorization.

2122121020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754480.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2122121020222 its reverse (2220201212212), we get a palindrome (4342322232434).

The spelling of 2122121020222 in words is "two trillion, one hundred twenty-two billion, one hundred twenty-one million, twenty thousand, two hundred twenty-two".