121142430244 has 24 divisors (see below), whose sum is σ = 231808542336. Its totient is φ = 54936972000.

The previous prime is 121142430221. The next prime is 121142430259. The reversal of 121142430244 is 442034241121.

121142430244 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×121142430244³ (a number of 34 digits) contains 333 as substring.

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, 3175047 + ... + 3212974.

It is an arithmetic number, because the mean of its divisors is an integer number (9658689264).

Almost surely, 2^121142430244 is an apocalyptic number.

It is an amenable number.

121142430244 is a deficient number, since it is larger than the sum of its proper divisors (110666112092).

121142430244 is a wasteful number, since it uses less digits than its factorization.

121142430244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6388467 (or 6388465 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 121142430244 its reverse (442034241121), we get a palindrome (563176671365).

The spelling of 121142430244 in words is "one hundred twenty-one billion, one hundred forty-two million, four hundred thirty thousand, two hundred forty-four".