121102444 has 6 divisors (see below), whose sum is σ = 211929284. Its totient is φ = 60551220.

The previous prime is 121102417. The next prime is 121102459. The reversal of 121102444 is 444201121.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15137802 + ... + 15137809.

Almost surely, 2^121102444 is an apocalyptic number.

It is an amenable number.

121102444 is a deficient number, since it is larger than the sum of its proper divisors (90826840).

121102444 is a wasteful number, since it uses less digits than its factorization.

121102444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30275615 (or 30275613 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 121102444 is about 11004.6555602618. The cubic root of 121102444 is about 494.7482908956.

Adding to 121102444 its reverse (444201121), we get a palindrome (565303565).

The spelling of 121102444 in words is "one hundred twenty-one million, one hundred two thousand, four hundred forty-four".