202220000000001 has 12 divisors (see below), whose sum is σ = 292172483589012. Its totient is φ = 134777828087136.

The previous prime is 202219999999951. The next prime is 202220000000023. The reversal of 202220000000001 is 100000000022202.

It can be written as a sum of positive squares in 2 ways, for example, as 4682034767601 + 197537965232400 = 2163801^2 + 14054820^2 .

It is not a de Polignac number, because 202220000000001 - 2⁴⁵ = 167035627911169 is a prime.

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 (202220000000701) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2958734446 + ... + 2958802791.

It is an arithmetic number, because the mean of its divisors is an integer number (24347706965751).

Almost surely, 2^{202220000000001} is an apocalyptic number.

It is an amenable number.

202220000000001 is a deficient number, since it is larger than the sum of its proper divisors (89952483589011).

202220000000001 is a wasteful number, since it uses less digits than its factorization.

202220000000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5917541040 (or 5917541037 counting only the distinct ones).

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

Adding to 202220000000001 its reverse (100000000022202), we get a palindrome (302220000022203).

The spelling of 202220000000001 in words is "two hundred two trillion, two hundred twenty billion, one", and thus it is an aban number.