121450222 has 8 divisors (see below), whose sum is σ = 182587896. Its totient is φ = 60587592.

The previous prime is 121450211. The next prime is 121450229. The reversal of 121450222 is 222054121.

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

It is a self number, because there is not a number n which added to its sum of digits gives 121450222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121450229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67653 + ... + 69424.

It is an arithmetic number, because the mean of its divisors is an integer number (22823487).

Almost surely, 2^121450222 is an apocalyptic number.

121450222 is a deficient number, since it is larger than the sum of its proper divisors (61137674).

121450222 is a wasteful number, since it uses less digits than its factorization.

121450222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137522.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 121450222 is about 11020.4456352726. The cubic root of 121450222 is about 495.2214388626.

The spelling of 121450222 in words is "one hundred twenty-one million, four hundred fifty thousand, two hundred twenty-two".