20231133011 has 8 divisors (see below), whose sum is σ = 20343385920. Its totient is φ = 20119088448.

The previous prime is 20231132993. The next prime is 20231133047. The reversal of 20231133011 is 11033113202.

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 20231133011 - 2¹⁴ = 20231116627 is a prime.

It is a super-2 number, since 2×20231133011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20231133211) 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, 144710 + ... + 247796.

It is an arithmetic number, because the mean of its divisors is an integer number (2542923240).

Almost surely, 2^20231133011 is an apocalyptic number.

20231133011 is a deficient number, since it is larger than the sum of its proper divisors (112252909).

20231133011 is a wasteful number, since it uses less digits than its factorization.

20231133011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104173.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 20231133011 its reverse (11033113202), we get a palindrome (31264246213).

The spelling of 20231133011 in words is "twenty billion, two hundred thirty-one million, one hundred thirty-three thousand, eleven".