201201131001 has 8 divisors (see below), whose sum is σ = 288904188160. Its totient is φ = 123816080592.

The previous prime is 201201130997. The next prime is 201201131023. The reversal of 201201131001 is 100131102102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 201201131001 - 2² = 201201130997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201201131071) 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, 2579501641 + ... + 2579501718.

It is an arithmetic number, because the mean of its divisors is an integer number (36113023520).

Almost surely, 2^201201131001 is an apocalyptic number.

It is an amenable number.

201201131001 is a deficient number, since it is larger than the sum of its proper divisors (87703057159).

201201131001 is a wasteful number, since it uses less digits than its factorization.

201201131001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5159003375.

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

Adding to 201201131001 its reverse (100131102102), we get a palindrome (301332233103).

The spelling of 201201131001 in words is "two hundred one billion, two hundred one million, one hundred thirty-one thousand, one".