2011222010122 has 32 divisors (see below), whose sum is σ = 3440180494800. Its totient is φ = 873609366528.

The previous prime is 2011222010117. The next prime is 2011222010131. The reversal of 2011222010122 is 2210102221102.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1348852282801 + 662369727321 = 1161401^2 + 813861^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2011222010096 and 2011222010105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9705004 + ... + 9910072.

Almost surely, 2^{2011222010122} is an apocalyptic number.

2011222010122 is a deficient number, since it is larger than the sum of its proper divisors (1428958484678).

2011222010122 is a wasteful number, since it uses less digits than its factorization.

2011222010122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227290.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2011222010122 its reverse (2210102221102), we get a palindrome (4221324231224).

The spelling of 2011222010122 in words is "two trillion, eleven billion, two hundred twenty-two million, ten thousand, one hundred twenty-two".