201001321020311 has 8 divisors (see below), whose sum is σ = 230098018077984. Its totient is φ = 172000179619200.

The previous prime is 201001321020299. The next prime is 201001321020343. The reversal of 201001321020311 is 113020123100102.

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

It is a cyclic number.

It is not a de Polignac number, because 201001321020311 - 2⁴² = 196603274509207 is a prime.

It is a super-3 number, since 3×201001321020311³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 201001321020311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201001321020011) 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, 23888909630 + ... + 23888918043.

It is an arithmetic number, because the mean of its divisors is an integer number (28762252259748).

Almost surely, 2^{201001321020311} is an apocalyptic number.

201001321020311 is a deficient number, since it is larger than the sum of its proper divisors (29096697057673).

201001321020311 is an equidigital number, since it uses as much as digits as its factorization.

201001321020311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47777828281.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 201001321020311 its reverse (113020123100102), we get a palindrome (314021444120413).

The spelling of 201001321020311 in words is "two hundred one trillion, one billion, three hundred twenty-one million, twenty thousand, three hundred eleven".