121101244 has 24 divisors (see below), whose sum is σ = 236573568. Its totient is φ = 53765040.

The previous prime is 121101229. The next prime is 121101257. The reversal of 121101244 is 442101121.

It is a happy number.

It is a super-2 number, since 2×121101244² = 29331022596695072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30112 + ... + 33895.

It is an arithmetic number, because the mean of its divisors is an integer number (9857232).

Almost surely, 2^121101244 is an apocalyptic number.

It is an amenable number.

121101244 is a deficient number, since it is larger than the sum of its proper divisors (115472324).

121101244 is a wasteful number, since it uses less digits than its factorization.

121101244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64065 (or 64063 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 121101244 is about 11004.6010377478. The cubic root of 121101244 is about 494.7466567422.

Adding to 121101244 its reverse (442101121), we get a palindrome (563202365).

The spelling of 121101244 in words is "one hundred twenty-one million, one hundred one thousand, two hundred forty-four".