2211122010012 has 24 divisors (see below), whose sum is σ = 5325713229312. Its totient is φ = 713265164400.

The previous prime is 2211122010001. The next prime is 2211122010017. The reversal of 2211122010012 is 2100102211122.

It is a junction number, because it is equal to n+sod(n) for n = 2211122009973 and 2211122010000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211122010017) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2971937814 + ... + 2971938557.

It is an arithmetic number, because the mean of its divisors is an integer number (221904717888).

Almost surely, 2^{2211122010012} is an apocalyptic number.

It is an amenable number.

2211122010012 is an abundant number, since it is smaller than the sum of its proper divisors (3114591219300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2211122010012 is a wasteful number, since it uses less digits than its factorization.

2211122010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5943876409 (or 5943876407 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2211122010012 its reverse (2100102211122), we get a palindrome (4311224221134).

The spelling of 2211122010012 in words is "two trillion, two hundred eleven billion, one hundred twenty-two million, ten thousand, twelve".