2100222021111 has 8 divisors (see below), whose sum is σ = 2853131802480. Its totient is φ = 1373730126912.

The previous prime is 2100222021103. The next prime is 2100222021187. The reversal of 2100222021111 is 1111202220012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2100222021111 - 2³ = 2100222021103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100222021101) 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, 6604471606 + ... + 6604471923.

It is an arithmetic number, because the mean of its divisors is an integer number (356641475310).

Almost surely, 2^{2100222021111} is an apocalyptic number.

2100222021111 is a deficient number, since it is larger than the sum of its proper divisors (752909781369).

2100222021111 is a wasteful number, since it uses less digits than its factorization.

2100222021111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13208943585.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2100222021111 its reverse (1111202220012), we get a palindrome (3211424241123).

The spelling of 2100222021111 in words is "two trillion, one hundred billion, two hundred twenty-two million, twenty-one thousand, one hundred eleven".