20242311 has 8 divisors (see below), whose sum is σ = 27010800. Its totient is φ = 13484352.

The previous prime is 20242307. The next prime is 20242331. The reversal of 20242311 is 11324202.

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

It is not a de Polignac number, because 20242311 - 2² = 20242307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20242331) 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, 5115 + ... + 8163.

It is an arithmetic number, because the mean of its divisors is an integer number (3376350).

Almost surely, 2^20242311 is an apocalyptic number.

20242311 is a deficient number, since it is larger than the sum of its proper divisors (6768489).

20242311 is a wasteful number, since it uses less digits than its factorization.

20242311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5265.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 20242311 is about 4499.1455855529. The cubic root of 20242311 is about 272.5335861866.

Adding to 20242311 its reverse (11324202), we get a palindrome (31566513).

The spelling of 20242311 in words is "twenty million, two hundred forty-two thousand, three hundred eleven".