201130121001 has 32 divisors (see below), whose sum is σ = 274237786368. Its totient is φ = 131089812480.

The previous prime is 201130120907. The next prime is 201130121041. The reversal of 201130121001 is 100121031102.

It is not a de Polignac number, because 201130121001 - 2¹⁵ = 201130088233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201130121041) 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, 21807571 + ... + 21816791.

It is an arithmetic number, because the mean of its divisors is an integer number (8569930824).

Almost surely, 2^201130121001 is an apocalyptic number.

It is an amenable number.

201130121001 is a deficient number, since it is larger than the sum of its proper divisors (73107665367).

201130121001 is a wasteful number, since it uses less digits than its factorization.

201130121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10161.

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

Adding to 201130121001 its reverse (100121031102), we get a palindrome (301251152103).

It can be divided in two parts, 2011301 and 21001, that added together give a palindrome (2032302).

The spelling of 201130121001 in words is "two hundred one billion, one hundred thirty million, one hundred twenty-one thousand, one".