202011223202 has 4 divisors (see below), whose sum is σ = 303016834806. Its totient is φ = 101005611600.

The previous prime is 202011223187. The next prime is 202011223207. The reversal of 202011223202 is 202322110202.

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., 141367728121 + 60643495081 = 375989^2 + 246259^2 .

It is not an unprimeable number, because it can be changed into a prime (202011223207) by changing a digit.

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 as a sum of consecutive naturals, namely, 50502805799 + ... + 50502805802.

Almost surely, 2^202011223202 is an apocalyptic number.

202011223202 is a deficient number, since it is larger than the sum of its proper divisors (101005611604).

202011223202 is a wasteful number, since it uses less digits than its factorization.

202011223202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101005611603.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 202011223202 its reverse (202322110202), we get a palindrome (404333333404).

The spelling of 202011223202 in words is "two hundred two billion, eleven million, two hundred twenty-three thousand, two hundred two".