22220121033 has 12 divisors (see below), whose sum is σ = 35013524208. Its totient is φ = 13466739960.

The previous prime is 22220121029. The next prime is 22220121047. The reversal of 22220121033 is 33012102222.

22220121033 is a `hidden beast` number, since 222 + 201 + 210 + 33 = 666.

It is not a de Polignac number, because 22220121033 - 2² = 22220121029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22220120997 and 22220121015.

It is not an unprimeable number, because it can be changed into a prime (22220120033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112222735 + ... + 112222932.

It is an arithmetic number, because the mean of its divisors is an integer number (2917793684).

Almost surely, 2^22220121033 is an apocalyptic number.

It is an amenable number.

22220121033 is a deficient number, since it is larger than the sum of its proper divisors (12793403175).

22220121033 is a wasteful number, since it uses less digits than its factorization.

22220121033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224445684 (or 224445681 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 22220121033 its reverse (33012102222), we get a palindrome (55232223255).

The spelling of 22220121033 in words is "twenty-two billion, two hundred twenty million, one hundred twenty-one thousand, thirty-three".