2101020022012 has 12 divisors (see below), whose sum is σ = 3683315744136. Its totient is φ = 1048644095120.

The previous prime is 2101020022009. The next prime is 2101020022039. The reversal of 2101020022012 is 2102200201012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2101020021983 and 2101020022001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 466476439 + ... + 466480942.

It is an arithmetic number, because the mean of its divisors is an integer number (306942978678).

Almost surely, 2^{2101020022012} is an apocalyptic number.

It is an amenable number.

2101020022012 is a deficient number, since it is larger than the sum of its proper divisors (1582295722124).

2101020022012 is a wasteful number, since it uses less digits than its factorization.

2101020022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932957948 (or 932957946 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2101020022012 its reverse (2102200201012), we get a palindrome (4203220223024).

The spelling of 2101020022012 in words is "two trillion, one hundred one billion, twenty million, twenty-two thousand, twelve".