120022002 has 12 divisors (see below), whose sum is σ = 260047710. Its totient is φ = 40007328.

The previous prime is 120021977. The next prime is 120022003. The reversal of 120022002 is 200220021.

It can be written as a sum of positive squares in only one way, i.e., 72948681 + 47073321 = 8541^2 + 6861^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (120022003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3333927 + ... + 3333962.

Almost surely, 2^120022002 is an apocalyptic number.

120022002 is an abundant number, since it is smaller than the sum of its proper divisors (140025708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120022002 is a wasteful number, since it uses less digits than its factorization.

120022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6667897 (or 6667894 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 120022002 is about 10955.4553533844. The cubic root of 120022002 is about 493.2725583562.

Adding to 120022002 its reverse (200220021), we get a palindrome (320242023).

The spelling of 120022002 in words is "one hundred twenty million, twenty-two thousand, two".