2110121112122 has 4 divisors (see below), whose sum is σ = 3165181668186. Its totient is φ = 1055060556060.

The previous prime is 2110121112097. The next prime is 2110121112137. The reversal of 2110121112122 is 2212111210112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1145347303681 + 964773808441 = 1070209^2 + 982229^2 .

It is a super-2 number, since 2×2110121112122² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2110121112122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527530278029 + ... + 527530278032.

Almost surely, 2^{2110121112122} is an apocalyptic number.

2110121112122 is a deficient number, since it is larger than the sum of its proper divisors (1055060556064).

2110121112122 is a wasteful number, since it uses less digits than its factorization.

2110121112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055060556063.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 2110121112122 its reverse (2212111210112), we get a palindrome (4322232322234).

The spelling of 2110121112122 in words is "two trillion, one hundred ten billion, one hundred twenty-one million, one hundred twelve thousand, one hundred twenty-two".