202201229 has 4 divisors (see below), whose sum is σ = 202233120. Its totient is φ = 202169340.

The previous prime is 202201199. The next prime is 202201261. The reversal of 202201229 is 922102202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202201229 is a prime.

It is a super-2 number, since 2×202201229² = 81770674018220882, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202201229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202203229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2849 + ... + 20310.

It is an arithmetic number, because the mean of its divisors is an integer number (50558280).

Almost surely, 2^202201229 is an apocalyptic number.

It is an amenable number.

202201229 is a deficient number, since it is larger than the sum of its proper divisors (31891).

202201229 is an equidigital number, since it uses as much as digits as its factorization.

202201229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31890.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 202201229 is about 14219.7478528981. The cubic root of 202201229 is about 586.9412018222.

The spelling of 202201229 in words is "two hundred two million, two hundred one thousand, two hundred twenty-nine".