2120302112111 has 8 divisors (see below), whose sum is σ = 2136478241184. Its totient is φ = 2104167408480.

The previous prime is 2120302112083. The next prime is 2120302112141. The reversal of 2120302112111 is 1112112030212.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2120302112111 - 2¹⁴ = 2120302095727 is a prime.

It is a super-2 number, since 2×2120302112111² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2120302112111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120302112141) 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, 10253600 + ... + 10458341.

It is an arithmetic number, because the mean of its divisors is an integer number (267059780148).

Almost surely, 2^{2120302112111} is an apocalyptic number.

2120302112111 is a deficient number, since it is larger than the sum of its proper divisors (16176129073).

2120302112111 is a wasteful number, since it uses less digits than its factorization.

2120302112111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20712721.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 2120302112111 its reverse (1112112030212), we get a palindrome (3232414142323).

The spelling of 2120302112111 in words is "two trillion, one hundred twenty billion, three hundred two million, one hundred twelve thousand, one hundred eleven".