20452662132011 has 8 divisors (see below), whose sum is σ = 21126566415744. Its totient is φ = 19779641660160.

The previous prime is 20452662131947. The next prime is 20452662132017. The reversal of 20452662132011 is 11023126625402.

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 20452662132011 - 2⁶ = 20452662131947 is a prime.

It is a super-2 number, since 2×20452662132011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20452662132017) 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, 220905926 + ... + 220998491.

It is an arithmetic number, because the mean of its divisors is an integer number (2640820801968).

Almost surely, 2^{20452662132011} is an apocalyptic number.

20452662132011 is a deficient number, since it is larger than the sum of its proper divisors (673904283733).

20452662132011 is a wasteful number, since it uses less digits than its factorization.

20452662132011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441905941.

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 20452662132011 its reverse (11023126625402), we get a palindrome (31475788757413).

The spelling of 20452662132011 in words is "twenty trillion, four hundred fifty-two billion, six hundred sixty-two million, one hundred thirty-two thousand, eleven".