20022220111233 has 8 divisors (see below), whose sum is σ = 26712062120128. Its totient is φ = 13340262421584.

The previous prime is 20022220111211. The next prime is 20022220111241. The reversal of 20022220111233 is 33211102222002.

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

It is not a de Polignac number, because 20022220111233 - 2¹⁸ = 20022219849089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20022220151233) 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, 1971073885 + ... + 1971084042.

It is an arithmetic number, because the mean of its divisors is an integer number (3339007765016).

Almost surely, 2^{20022220111233} is an apocalyptic number.

It is an amenable number.

20022220111233 is a deficient number, since it is larger than the sum of its proper divisors (6689842008895).

20022220111233 is a wasteful number, since it uses less digits than its factorization.

20022220111233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3942159623.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20022220111233 its reverse (33211102222002), we get a palindrome (53233322333235).

The spelling of 20022220111233 in words is "twenty trillion, twenty-two billion, two hundred twenty million, one hundred eleven thousand, two hundred thirty-three".