2233121020 has 48 divisors (see below), whose sum is σ = 5347375488. Its totient is φ = 776033280.

The previous prime is 2233120997. The next prime is 2233121081. The reversal of 2233121020 is 201213322.

2233121020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2233120985 and 2233121003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248196 + ... + 257035.

It is an arithmetic number, because the mean of its divisors is an integer number (111403656).

Almost surely, 2^2233121020 is an apocalyptic number.

2233121020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2233121020 is an abundant number, since it is smaller than the sum of its proper divisors (3114254468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2233121020 is a wasteful number, since it uses less digits than its factorization.

2233121020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505270 (or 505268 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2233121020 is about 47255.9098949539. The cubic root of 2233121020 is about 1307.0857697277.

Adding to 2233121020 its reverse (201213322), we get a palindrome (2434334342).

The spelling of 2233121020 in words is "two billion, two hundred thirty-three million, one hundred twenty-one thousand, twenty".