2200020012122 has 4 divisors (see below), whose sum is σ = 3300030018186. Its totient is φ = 1100010006060.

The previous prime is 2200020012119. The next prime is 2200020012143. The reversal of 2200020012122 is 2212100200022.

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., 1184703810481 + 1015316201641 = 1088441^2 + 1007629^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2200020012097 and 2200020012106.

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 as a sum of consecutive naturals, namely, 550005003029 + ... + 550005003032.

Almost surely, 2^{2200020012122} is an apocalyptic number.

2200020012122 is a deficient number, since it is larger than the sum of its proper divisors (1100010006064).

2200020012122 is a wasteful number, since it uses less digits than its factorization.

2200020012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100010006063.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2200020012122 its reverse (2212100200022), we get a palindrome (4412120212144).

The spelling of 2200020012122 in words is "two trillion, two hundred billion, twenty million, twelve thousand, one hundred twenty-two".