2011212200122 has 16 divisors (see below), whose sum is σ = 3017959174440. Its totient is φ = 1005225891328.

The previous prime is 2011212200071. The next prime is 2011212200189. The reversal of 2011212200122 is 2210022121102.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1329314455681 + 681897744441 = 1152959^2 + 825771^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2011212200096 and 2011212200105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67773504 + ... + 67803172.

Almost surely, 2^{2011212200122} is an apocalyptic number.

2011212200122 is a deficient number, since it is larger than the sum of its proper divisors (1006746974318).

2011212200122 is a wasteful number, since it uses less digits than its factorization.

2011212200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41345.

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

Adding to 2011212200122 its reverse (2210022121102), we get a palindrome (4221234321224).

The spelling of 2011212200122 in words is "two trillion, eleven billion, two hundred twelve million, two hundred thousand, one hundred twenty-two".