121140331012 has 6 divisors (see below), whose sum is σ = 211995579278. Its totient is φ = 60570165504.

The previous prime is 121140331009. The next prime is 121140331049. The reversal of 121140331012 is 210133041121.

It can be written as a sum of positive squares in only one way, i.e., 60927023556 + 60213307456 = 246834^2 + 245384^2 .

It is a super-3 number, since 3×121140331012³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15142541373 + ... + 15142541380.

Almost surely, 2^121140331012 is an apocalyptic number.

It is an amenable number.

121140331012 is a deficient number, since it is larger than the sum of its proper divisors (90855248266).

121140331012 is a wasteful number, since it uses less digits than its factorization.

121140331012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30285082757 (or 30285082755 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 121140331012 its reverse (210133041121), we get a palindrome (331273372133).

The spelling of 121140331012 in words is "one hundred twenty-one billion, one hundred forty million, three hundred thirty-one thousand, twelve".