22000001202 has 12 divisors (see below), whose sum is σ = 47666669310. Its totient is φ = 7333333728.

The previous prime is 22000001183. The next prime is 22000001203. The reversal of 22000001202 is 20210000022.

It can be written as a sum of positive squares in only one way, i.e., 17347260681 + 4652740521 = 131709^2 + 68211^2 .

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 (22000001203) 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 in 5 ways as a sum of consecutive naturals, for example, 611111127 + ... + 611111162.

Almost surely, 2^22000001202 is an apocalyptic number.

22000001202 is an abundant number, since it is smaller than the sum of its proper divisors (25666668108).

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

22000001202 is a wasteful number, since it uses less digits than its factorization.

22000001202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222222297 (or 1222222294 counting only the distinct ones).

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

Adding to 22000001202 its reverse (20210000022), we get a palindrome (42210001224).

The spelling of 22000001202 in words is "twenty-two billion, one thousand, two hundred two".