20213134001 has 2 divisors, whose sum is σ = 20213134002. Its totient is φ = 20213134000.

The previous prime is 20213133979. The next prime is 20213134027. The reversal of 20213134001 is 10043131202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14792640625 + 5420493376 = 121625^2 + 73624^2 .

It is a cyclic number.

It is not a de Polignac number, because 20213134001 - 2⁶ = 20213133937 is a prime.

It is a super-2 number, since 2×20213134001² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20213134061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106567000 + 10106567001.

It is an arithmetic number, because the mean of its divisors is an integer number (10106567001).

Almost surely, 2^20213134001 is an apocalyptic number.

It is an amenable number.

20213134001 is a deficient number, since it is larger than the sum of its proper divisors (1).

20213134001 is an equidigital number, since it uses as much as digits as its factorization.

20213134001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20213134001 its reverse (10043131202), we get a palindrome (30256265203).

The spelling of 20213134001 in words is "twenty billion, two hundred thirteen million, one hundred thirty-four thousand, one".