2120110323111 has 24 divisors (see below), whose sum is σ = 3431071257744. Its totient is φ = 1250187903360.

The previous prime is 2120110323091. The next prime is 2120110323119. The reversal of 2120110323111 is 1113230110212.

2120110323111 is a `hidden beast` number, since 2 + 120 + 110 + 323 + 111 = 666.

It is not a de Polignac number, because 2120110323111 - 2⁶ = 2120110323047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120110323119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 289391686 + ... + 289399011.

It is an arithmetic number, because the mean of its divisors is an integer number (142961302406).

Almost surely, 2^{2120110323111} is an apocalyptic number.

2120110323111 is a deficient number, since it is larger than the sum of its proper divisors (1310960934633).

2120110323111 is a wasteful number, since it uses less digits than its factorization.

2120110323111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578790751 (or 578790748 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 2120110323111 its reverse (1113230110212), we get a palindrome (3233340433323).

The spelling of 2120110323111 in words is "two trillion, one hundred twenty billion, one hundred ten million, three hundred twenty-three thousand, one hundred eleven".