1001213233201 has 16 divisors (see below), whose sum is σ = 1036410094080. Its totient is φ = 966201143040.

The previous prime is 1001213233157. The next prime is 1001213233219. The reversal of 1001213233201 is 1023323121001.

It is a cyclic number.

It is not a de Polignac number, because 1001213233201 - 2²¹ = 1001211136049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1001213243201) 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 15 ways as a sum of consecutive naturals, for example, 17393670 + ... + 17451136.

It is an arithmetic number, because the mean of its divisors is an integer number (64775630880).

Almost surely, 2^{1001213233201} is an apocalyptic number.

It is an amenable number.

1001213233201 is a deficient number, since it is larger than the sum of its proper divisors (35196860879).

1001213233201 is a wasteful number, since it uses less digits than its factorization.

1001213233201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59064.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1001213233201 its reverse (1023323121001), we get a palindrome (2024536354202).

The spelling of 1001213233201 in words is "one trillion, one billion, two hundred thirteen million, two hundred thirty-three thousand, two hundred one".