233502261020 has 96 divisors (see below), whose sum is σ = 574739117568. Its totient is φ = 78018700032.

The previous prime is 233502260993. The next prime is 233502261071. The reversal of 233502261020 is 20162205332.

It is a super-2 number, since 2×233502261020² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2623082 + ... + 2710638.

It is an arithmetic number, because the mean of its divisors is an integer number (5986865808).

Almost surely, 2^233502261020 is an apocalyptic number.

233502261020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 233502261020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287369558784).

233502261020 is an abundant number, since it is smaller than the sum of its proper divisors (341236856548).

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

233502261020 is a wasteful number, since it uses less digits than its factorization.

233502261020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88059 (or 88057 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 233502261020 its reverse (20162205332), we get a palindrome (253664466352).

The spelling of 233502261020 in words is "two hundred thirty-three billion, five hundred two million, two hundred sixty-one thousand, twenty".