122220210202 has 8 divisors (see below), whose sum is σ = 183333682836. Its totient is φ = 61108982592.

The previous prime is 122220210173. The next prime is 122220210223. The reversal of 122220210202 is 202012022221.

It can be written as a sum of positive squares in 2 ways, for example, as 100165287121 + 22054923081 = 316489^2 + 148509^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 417823 + ... + 647314.

Almost surely, 2^122220210202 is an apocalyptic number.

122220210202 is a deficient number, since it is larger than the sum of its proper divisors (61113472634).

122220210202 is a wasteful number, since it uses less digits than its factorization.

122220210202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122512.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 122220210202 its reverse (202012022221), we get a palindrome (324232232423).

The spelling of 122220210202 in words is "one hundred twenty-two billion, two hundred twenty million, two hundred ten thousand, two hundred two".