121144120320112 has 40 divisors (see below), whose sum is σ = 239879162750976. Its totient is φ = 59241631617216.

The previous prime is 121144120320101. The next prime is 121144120320169. The reversal of 121144120320112 is 211023021441121.

It is a super-3 number, since 3×121144120320112³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55534228 + ... + 57674419.

Almost surely, 2^{121144120320112} is an apocalyptic number.

It is an amenable number.

121144120320112 is a deficient number, since it is larger than the sum of its proper divisors (118735042430864).

121144120320112 is a wasteful number, since it uses less digits than its factorization.

121144120320112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113210125 (or 113210119 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

Adding to 121144120320112 its reverse (211023021441121), we get a palindrome (332167141761233).

The spelling of 121144120320112 in words is "one hundred twenty-one trillion, one hundred forty-four billion, one hundred twenty million, three hundred twenty thousand, one hundred twelve".