121002242 has 8 divisors (see below), whose sum is σ = 183300732. Its totient is φ = 59902000.

The previous prime is 121002199. The next prime is 121002251. The reversal of 121002242 is 242200121.

It can be written as a sum of positive squares in 2 ways, for example, as 104019601 + 16982641 = 10199^2 + 4121^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299309 + ... + 299712.

Almost surely, 2^121002242 is an apocalyptic number.

121002242 is a deficient number, since it is larger than the sum of its proper divisors (62298490).

121002242 is a wasteful number, since it uses less digits than its factorization.

121002242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599124.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 121002242 is about 11000.1019086188. The cubic root of 121002242 is about 494.6117991622.

Adding to 121002242 its reverse (242200121), we get a palindrome (363202363).

The spelling of 121002242 in words is "one hundred twenty-one million, two thousand, two hundred forty-two".