121112122112122 has 8 divisors (see below), whose sum is σ = 185095884737556. Its totient is φ = 59413493866272.

The previous prime is 121112122112101. The next prime is 121112122112123. The reversal of 121112122112122 is 221211221211121.

121112122112122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 114824962040881 + 6287160071241 = 10715641^2 + 2507421^2 .

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

It is a super-2 number, since 2×121112122112122² (a number of 29 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 121112122112093 and 121112122112102.

It is not an unprimeable number, because it can be changed into a prime (121112122112123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 571283594763 + ... + 571283594974.

Almost surely, 2^{121112122112122} is an apocalyptic number.

121112122112122 is a deficient number, since it is larger than the sum of its proper divisors (63983762625434).

121112122112122 is a wasteful number, since it uses less digits than its factorization.

121112122112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142567189792.

The product of its digits is 128, while the sum is 22.

Adding to 121112122112122 its reverse (221211221211121), we get a palindrome (342323343323243).

The spelling of 121112122112122 in words is "one hundred twenty-one trillion, one hundred twelve billion, one hundred twenty-two million, one hundred twelve thousand, one hundred twenty-two".