2220123210111 has 12 divisors (see below), whose sum is σ = 3293516113992. Its totient is φ = 1440079919856.

The previous prime is 2220123210103. The next prime is 2220123210203. The reversal of 2220123210111 is 1110123210222.

2220123210111 is a `hidden beast` number, since 2 + 220 + 12 + 321 + 0 + 111 = 666.

It is not a de Polignac number, because 2220123210111 - 2³ = 2220123210103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220123210311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3333518001 + ... + 3333518666.

It is an arithmetic number, because the mean of its divisors is an integer number (274459676166).

Almost surely, 2^{2220123210111} is an apocalyptic number.

2220123210111 is a deficient number, since it is larger than the sum of its proper divisors (1073392903881).

2220123210111 is a wasteful number, since it uses less digits than its factorization.

2220123210111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6667036710 (or 6667036707 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2220123210111 its reverse (1110123210222), we get a palindrome (3330246420333).

The spelling of 2220123210111 in words is "two trillion, two hundred twenty billion, one hundred twenty-three million, two hundred ten thousand, one hundred eleven".