2001013233301 has 2 divisors, whose sum is σ = 2001013233302. Its totient is φ = 2001013233300.

The previous prime is 2001013233281. The next prime is 2001013233347. The reversal of 2001013233301 is 1033323101002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1946876043025 + 54137190276 = 1395305^2 + 232674^2 .

It is a cyclic number.

It is not a de Polignac number, because 2001013233301 - 2²⁵ = 2000979678869 is a prime.

It is a super-3 number, since 3×2001013233301³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2001013233361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000506616650 + 1000506616651.

It is an arithmetic number, because the mean of its divisors is an integer number (1000506616651).

Almost surely, 2^{2001013233301} is an apocalyptic number.

It is an amenable number.

2001013233301 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001013233301 is an equidigital number, since it uses as much as digits as its factorization.

2001013233301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 2001013233301 its reverse (1033323101002), we get a palindrome (3034336334303).

The spelling of 2001013233301 in words is "two trillion, one billion, thirteen million, two hundred thirty-three thousand, three hundred one".