2152003405001 has 4 divisors (see below), whose sum is σ = 2152755593604. Its totient is φ = 2151251216400.

The previous prime is 2152003404931. The next prime is 2152003405003. The reversal of 2152003405001 is 1005043002512.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1650392424976 + 501610980025 = 1284676^2 + 708245^2 .

It is a cyclic number.

It is not a de Polignac number, because 2152003405001 - 2¹⁸ = 2152003142857 is a prime.

It is a super-2 number, since 2×2152003405001² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2152003405003) 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 in 3 ways as a sum of consecutive naturals, for example, 376090010 + ... + 376095731.

It is an arithmetic number, because the mean of its divisors is an integer number (538188898401).

Almost surely, 2^{2152003405001} is an apocalyptic number.

It is an amenable number.

2152003405001 is a deficient number, since it is larger than the sum of its proper divisors (752188603).

2152003405001 is an equidigital number, since it uses as much as digits as its factorization.

2152003405001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752188602.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 2152003405001 its reverse (1005043002512), we get a palindrome (3157046407513).

The spelling of 2152003405001 in words is "two trillion, one hundred fifty-two billion, three million, four hundred five thousand, one".