2101111200022 has 16 divisors (see below), whose sum is σ = 3212408133792. Its totient is φ = 1030406065920.

The previous prime is 2101111200011. The next prime is 2101111200029. The reversal of 2101111200022 is 2200021111012.

It is a junction number, because it is equal to n+sod(n) for n = 2101111199975 and 2101111200011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101111200029) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 24351018 + ... + 24437149.

It is an arithmetic number, because the mean of its divisors is an integer number (200775508362).

Almost surely, 2^{2101111200022} is an apocalyptic number.

2101111200022 is a deficient number, since it is larger than the sum of its proper divisors (1111296933770).

2101111200022 is a wasteful number, since it uses less digits than its factorization.

2101111200022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48788583.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2101111200022 its reverse (2200021111012), we get a palindrome (4301132311034).

The spelling of 2101111200022 in words is "two trillion, one hundred one billion, one hundred eleven million, two hundred thousand, twenty-two".