213013001001 has 32 divisors (see below), whose sum is σ = 300986864640. Its totient is φ = 133626003264.

The previous prime is 213013000997. The next prime is 213013001057. The reversal of 213013001001 is 100100310312.

It is not a de Polignac number, because 213013001001 - 2² = 213013000997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213013001101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17154271 + ... + 17166683.

It is an arithmetic number, because the mean of its divisors is an integer number (9405839520).

Almost surely, 2^213013001001 is an apocalyptic number.

It is an amenable number.

213013001001 is a deficient number, since it is larger than the sum of its proper divisors (87973863639).

213013001001 is a wasteful number, since it uses less digits than its factorization.

213013001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14445.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 213013001001 its reverse (100100310312), we get a palindrome (313113311313).

The spelling of 213013001001 in words is "two hundred thirteen billion, thirteen million, one thousand, one".