220122002 has 4 divisors (see below), whose sum is σ = 330183006. Its totient is φ = 110061000.

The previous prime is 220121999. The next prime is 220122017. The reversal of 220122002 is 200221022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 192127321 + 27994681 = 13861^2 + 5291^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55030499 + ... + 55030502.

Almost surely, 2^220122002 is an apocalyptic number.

220122002 is a deficient number, since it is larger than the sum of its proper divisors (110061004).

220122002 is a wasteful number, since it uses less digits than its factorization.

220122002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110061003.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 220122002 is about 14836.5090907531. The cubic root of 220122002 is about 603.7926444194.

Adding to 220122002 its reverse (200221022), we get a palindrome (420343024).

The spelling of 220122002 in words is "two hundred twenty million, one hundred twenty-two thousand, two".