121102244 has 24 divisors (see below), whose sum is σ = 222905088. Its totient is φ = 57489120.

The previous prime is 121102243. The next prime is 121102307. The reversal of 121102244 is 442201121.

It is not an unprimeable number, because it can be changed into a prime (121102243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2642 + ... + 15785.

It is an arithmetic number, because the mean of its divisors is an integer number (9287712).

Almost surely, 2^121102244 is an apocalyptic number.

It is an amenable number.

121102244 is a deficient number, since it is larger than the sum of its proper divisors (101802844).

121102244 is a wasteful number, since it uses less digits than its factorization.

121102244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18515 (or 18513 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 121102244 is about 11004.6464731949. The cubic root of 121102244 is about 494.7480185375.

Adding to 121102244 its reverse (442201121), we get a palindrome (563303365).

The spelling of 121102244 in words is "one hundred twenty-one million, one hundred two thousand, two hundred forty-four".