2100022122211 has 16 divisors (see below), whose sum is σ = 2302180392960. Its totient is φ = 1903923384480.

The previous prime is 2100022122167. The next prime is 2100022122257. The reversal of 2100022122211 is 1122212200012.

It is a happy number.

It is not a de Polignac number, because 2100022122211 - 2³⁹ = 1550266308323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2100022122511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5156755 + ... + 5549068.

It is an arithmetic number, because the mean of its divisors is an integer number (143886274560).

Almost surely, 2^{2100022122211} is an apocalyptic number.

2100022122211 is a deficient number, since it is larger than the sum of its proper divisors (202158270749).

2100022122211 is a wasteful number, since it uses less digits than its factorization.

2100022122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10706106.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2100022122211 its reverse (1122212200012), we get a palindrome (3222234322223).

The spelling of 2100022122211 in words is "two trillion, one hundred billion, twenty-two million, one hundred twenty-two thousand, two hundred eleven".