1000002100022 has 16 divisors (see below), whose sum is σ = 1534135168512. Its totient is φ = 488654503080.

The previous prime is 1000002100021. The next prime is 1000002100039. The reversal of 1000002100022 is 2200012000001.

1000002100022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1000002099982 and 1000002100009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000002100021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7632818 + ... + 7762725.

It is an arithmetic number, because the mean of its divisors is an integer number (95883448032).

Almost surely, 2^{1000002100022} is an apocalyptic number.

1000002100022 is a deficient number, since it is larger than the sum of its proper divisors (534133068490).

1000002100022 is a wasteful number, since it uses less digits than its factorization.

1000002100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15396283.

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 1000002100022 its reverse (2200012000001), we get a palindrome (3200014100023).

It can be divided in two parts, 100000 and 2100022, that added together give a palindrome (2200022).

The spelling of 1000002100022 in words is "one trillion, two million, one hundred thousand, twenty-two".