2012021021122 has 32 divisors (see below), whose sum is σ = 3533424612480. Its totient is φ = 841234715520.

The previous prime is 2012021021089. The next prime is 2012021021137. The reversal of 2012021021122 is 2211201202102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2012021021096 and 2012021021105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33024504 + ... + 33085372.

It is an arithmetic number, because the mean of its divisors is an integer number (110419519140).

Almost surely, 2^{2012021021122} is an apocalyptic number.

2012021021122 is a deficient number, since it is larger than the sum of its proper divisors (1521403591358).

2012021021122 is a wasteful number, since it uses less digits than its factorization.

2012021021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118506.

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

Adding to 2012021021122 its reverse (2211201202102), we get a palindrome (4223222223224).

The spelling of 2012021021122 in words is "two trillion, twelve billion, twenty-one million, twenty-one thousand, one hundred twenty-two".