202320011 has 8 divisors (see below), whose sum is σ = 205873920. Its totient is φ = 198787392.

The previous prime is 202319989. The next prime is 202320073. The reversal of 202320011 is 110023202.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 202320011 - 2⁶ = 202319947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202319974 and 202320001.

It is not an unprimeable number, because it can be changed into a prime (202320311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14486 + ... + 24788.

It is an arithmetic number, because the mean of its divisors is an integer number (25734240).

Almost surely, 2^202320011 is an apocalyptic number.

202320011 is a deficient number, since it is larger than the sum of its proper divisors (3553909).

202320011 is a wasteful number, since it uses less digits than its factorization.

202320011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10645.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 202320011 is about 14223.9238960281. The cubic root of 202320011 is about 587.0561111179.

Adding to 202320011 its reverse (110023202), we get a palindrome (312343213).

The spelling of 202320011 in words is "two hundred two million, three hundred twenty thousand, eleven".