121202413101112 has 16 divisors (see below), whose sum is σ = 259719456645360. Its totient is φ = 51943891329024.

The previous prime is 121202413101109. The next prime is 121202413101163. The reversal of 121202413101112 is 211101314202121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1082164402633 + ... + 1082164402744.

It is an arithmetic number, because the mean of its divisors is an integer number (16232466040335).

Almost surely, 2^{121202413101112} is an apocalyptic number.

It is an amenable number.

121202413101112 is an abundant number, since it is smaller than the sum of its proper divisors (138517043544248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121202413101112 is a wasteful number, since it uses less digits than its factorization.

121202413101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2164328805390 (or 2164328805386 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 121202413101112 its reverse (211101314202121), we get a palindrome (332303727303233).

It can be divided in two parts, 121202 and 413101112, that added together give a palindrome (413222314).

The spelling of 121202413101112 in words is "one hundred twenty-one trillion, two hundred two billion, four hundred thirteen million, one hundred one thousand, one hundred twelve".