20211030033 has 8 divisors (see below), whose sum is σ = 26948707968. Its totient is φ = 13473686064.

The previous prime is 20211029983. The next prime is 20211030043. The reversal of 20211030033 is 33003011202.

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

It is not a de Polignac number, because 20211030033 - 2⁹ = 20211029521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20211029994 and 20211030021.

It is not an unprimeable number, because it can be changed into a prime (20211030043) 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, 155235 + ... + 254007.

It is an arithmetic number, because the mean of its divisors is an integer number (3368588496).

Almost surely, 2^20211030033 is an apocalyptic number.

It is an amenable number.

20211030033 is a deficient number, since it is larger than the sum of its proper divisors (6737677935).

20211030033 is an equidigital number, since it uses as much as digits as its factorization.

20211030033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166983.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 20211030033 its reverse (33003011202), we get a palindrome (53214041235).

The spelling of 20211030033 in words is "twenty billion, two hundred eleven million, thirty thousand, thirty-three".