233023212020 has 48 divisors (see below), whose sum is σ = 515145778560. Its totient is φ = 88296361344.

The previous prime is 233023212011. The next prime is 233023212031. The reversal of 233023212020 is 20212320332.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 233023211983 and 233023212001.

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, 8451497 + ... + 8479023.

It is an arithmetic number, because the mean of its divisors is an integer number (10732203720).

Almost surely, 2^233023212020 is an apocalyptic number.

233023212020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233023212020 is an abundant number, since it is smaller than the sum of its proper divisors (282122566540).

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

233023212020 is a wasteful number, since it uses less digits than its factorization.

233023212020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49832 (or 49830 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 233023212020 its reverse (20212320332), we get a palindrome (253235532352).

The spelling of 233023212020 in words is "two hundred thirty-three billion, twenty-three million, two hundred twelve thousand, twenty".