2122010022122 has 4 divisors (see below), whose sum is σ = 3183015033186. Its totient is φ = 1061005011060.

The previous prime is 2122010022101. The next prime is 2122010022163. The reversal of 2122010022122 is 2212200102212.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 1961033336161 + 160976685961 = 1400369^2 + 401219^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2122010022122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530502505529 + ... + 530502505532.

Almost surely, 2^{2122010022122} is an apocalyptic number.

2122010022122 is a deficient number, since it is larger than the sum of its proper divisors (1061005011064).

2122010022122 is a wasteful number, since it uses less digits than its factorization.

2122010022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061005011063.

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

Adding to 2122010022122 its reverse (2212200102212), we get a palindrome (4334210124334).

The spelling of 2122010022122 in words is "two trillion, one hundred twenty-two billion, ten million, twenty-two thousand, one hundred twenty-two".