20313222011001 has 16 divisors (see below), whose sum is σ = 30167240891200. Its totient is φ = 13509037613664.

The previous prime is 20313222010973. The next prime is 20313222011023. The reversal of 20313222011001 is 10011022231302.

20313222011001 is a `hidden beast` number, since 20 + 313 + 2 + 220 + 110 + 0 + 1 = 666.

It is not a de Polignac number, because 20313222011001 - 2²⁵ = 20313188456569 is a prime.

It is a super-3 number, since 3×20313222011001³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20313222011041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 919721911 + ... + 919743996.

It is an arithmetic number, because the mean of its divisors is an integer number (1885452555700).

Almost surely, 2^{20313222011001} is an apocalyptic number.

It is an amenable number.

20313222011001 is a deficient number, since it is larger than the sum of its proper divisors (9854018880199).

20313222011001 is a wasteful number, since it uses less digits than its factorization.

20313222011001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1839466325 (or 1839466319 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 20313222011001 its reverse (10011022231302), we get a palindrome (30324244242303).

The spelling of 20313222011001 in words is "twenty trillion, three hundred thirteen billion, two hundred twenty-two million, eleven thousand, one".