2201212010122 has 32 divisors (see below), whose sum is σ = 3442743810000. Its totient is φ = 1054262888448.

The previous prime is 2201212010119. The next prime is 2201212010143. The reversal of 2201212010122 is 2210102121022.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1134947184921 + 1066264825201 = 1065339^2 + 1032601^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2201212010096 and 2201212010105.

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, 3760504 + ... + 4306252.

Almost surely, 2^{2201212010122} is an apocalyptic number.

2201212010122 is a deficient number, since it is larger than the sum of its proper divisors (1241531799878).

2201212010122 is a wasteful number, since it uses less digits than its factorization.

2201212010122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546330.

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

Adding to 2201212010122 its reverse (2210102121022), we get a palindrome (4411314131144).

The spelling of 2201212010122 in words is "two trillion, two hundred one billion, two hundred twelve million, ten thousand, one hundred twenty-two".