2100002112022 has 4 divisors (see below), whose sum is σ = 3150003168036. Its totient is φ = 1050001056010.

The previous prime is 2100002111923. The next prime is 2100002112037. The reversal of 2100002112022 is 2202112000012.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2100002111993 and 2100002112011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525000528004 + ... + 525000528007.

It is an arithmetic number, because the mean of its divisors is an integer number (787500792009).

Almost surely, 2^{2100002112022} is an apocalyptic number.

2100002112022 is a deficient number, since it is larger than the sum of its proper divisors (1050001056014).

2100002112022 is a wasteful number, since it uses less digits than its factorization.

2100002112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050001056013.

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

Adding to 2100002112022 its reverse (2202112000012), we get a palindrome (4302114112034).

The spelling of 2100002112022 in words is "two trillion, one hundred billion, two million, one hundred twelve thousand, twenty-two".