20021103022233 has 16 divisors (see below), whose sum is σ = 26823830238720. Its totient is φ = 13282943063424.

The previous prime is 20021103022229. The next prime is 20021103022307. The reversal of 20021103022233 is 33222030112002.

It is a happy number.

It is not a de Polignac number, because 20021103022233 - 2² = 20021103022229 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20021103022633) 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, 5288841 + ... + 8247062.

It is an arithmetic number, because the mean of its divisors is an integer number (1676489389920).

Almost surely, 2^{20021103022233} is an apocalyptic number.

It is an amenable number.

20021103022233 is a deficient number, since it is larger than the sum of its proper divisors (6802727216487).

20021103022233 is a wasteful number, since it uses less digits than its factorization.

20021103022233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13538288.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20021103022233 its reverse (33222030112002), we get a palindrome (53243133134235).

The spelling of 20021103022233 in words is "twenty trillion, twenty-one billion, one hundred three million, twenty-two thousand, two hundred thirty-three".