20201101233 has 8 divisors (see below), whose sum is σ = 27662769408. Its totient is φ = 13103416944.

The previous prime is 20201101229. The next prime is 20201101247. The reversal of 20201101233 is 33210110202.

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

It is not a de Polignac number, because 20201101233 - 2² = 20201101229 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20201101253) 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, 90995841 + ... + 90996062.

It is an arithmetic number, because the mean of its divisors is an integer number (3457846176).

Almost surely, 2^20201101233 is an apocalyptic number.

It is an amenable number.

20201101233 is a deficient number, since it is larger than the sum of its proper divisors (7461668175).

20201101233 is a wasteful number, since it uses less digits than its factorization.

20201101233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181991943.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 20201101233 its reverse (33210110202), we get a palindrome (53411211435).

The spelling of 20201101233 in words is "twenty billion, two hundred one million, one hundred one thousand, two hundred thirty-three".