2120011101222 has 48 divisors (see below), whose sum is σ = 5222404309680. Its totient is φ = 570087017472.

The previous prime is 2120011101211. The next prime is 2120011101227. The reversal of 2120011101222 is 2221011100212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120011101227) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 212080947 + ... + 212090942.

It is an arithmetic number, because the mean of its divisors is an integer number (108800089785).

Almost surely, 2^{2120011101222} is an apocalyptic number.

2120011101222 is an abundant number, since it is smaller than the sum of its proper divisors (3102393208458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2120011101222 is a wasteful number, since it uses less digits than its factorization.

2120011101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424171925 (or 424171918 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2120011101222 its reverse (2221011100212), we get a palindrome (4341022201434).

The spelling of 2120011101222 in words is "two trillion, one hundred twenty billion, eleven million, one hundred one thousand, two hundred twenty-two".