120221002 has 24 divisors (see below), whose sum is σ = 199089828. Its totient is φ = 54405120.

The previous prime is 120220993. The next prime is 120221021. The reversal of 120221002 is 200122021.

It can be written as a sum of positive squares in 2 ways, for example, as 99980001 + 20241001 = 9999^2 + 4499^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 120221002.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61228 + ... + 63160.

Almost surely, 2^120221002 is an apocalyptic number.

120221002 is a deficient number, since it is larger than the sum of its proper divisors (78868826).

120221002 is a wasteful number, since it uses less digits than its factorization.

120221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2214 (or 2203 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 120221002 is about 10964.5338250196. The cubic root of 120221002 is about 493.5450279478.

Adding to 120221002 its reverse (200122021), we get a palindrome (320343023).

It can be divided in two parts, 120 and 221002, that added together give a palindrome (221122).

The spelling of 120221002 in words is "one hundred twenty million, two hundred twenty-one thousand, two".