20431242000211 has 8 divisors (see below), whose sum is σ = 23424591469664. Its totient is φ = 17456542683840.

The previous prime is 20431242000209. The next prime is 20431242000229. The reversal of 20431242000211 is 11200024213402.

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 20431242000211 - 2¹ = 20431242000209 is a prime.

It is a super-3 number, since 3×20431242000211³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (20431242040211) 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, 4662535920 + ... + 4662540301.

It is an arithmetic number, because the mean of its divisors is an integer number (2928073933708).

Almost surely, 2^{20431242000211} is an apocalyptic number.

20431242000211 is a deficient number, since it is larger than the sum of its proper divisors (2993349469453).

20431242000211 is an equidigital number, since it uses as much as digits as its factorization.

20431242000211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9325076541.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 20431242000211 its reverse (11200024213402), we get a palindrome (31631266213613).

The spelling of 20431242000211 in words is "twenty trillion, four hundred thirty-one billion, two hundred forty-two million, two hundred eleven", and thus it is an aban number.