121112332131162 has 16 divisors (see below), whose sum is σ = 243562922078112. Its totient is φ = 40147734407760.

The previous prime is 121112332131067. The next prime is 121112332131163. The reversal of 121112332131162 is 261131233211121.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (121112332131163) 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, 55760741148 + ... + 55760743319.

It is an arithmetic number, because the mean of its divisors is an integer number (15222682629882).

Almost surely, 2^{121112332131162} is an apocalyptic number.

121112332131162 is an abundant number, since it is smaller than the sum of its proper divisors (122450589946950).

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

121112332131162 is a wasteful number, since it uses less digits than its factorization.

121112332131162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111521484653.

The product of its digits is 2592, while the sum is 30.

Adding to 121112332131162 its reverse (261131233211121), we get a palindrome (382243565342283).

The spelling of 121112332131162 in words is "one hundred twenty-one trillion, one hundred twelve billion, three hundred thirty-two million, one hundred thirty-one thousand, one hundred sixty-two".