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20232121333 = 101661303053
BaseRepresentation
bin10010110101111011…
…011010101111110101
31221020000022020212011
4102311323122233311
5312413410340313
613143340324221
71314241123324
oct226573325765
957200266764
1020232121333
118642561236
123b07843671
131ba57ca638
14d9d06a0bb
157d631c93d
hex4b5edabf5

20232121333 has 8 divisors (see below), whose sum is σ = 20463418296. Its totient is φ = 20001432000.

The previous prime is 20232121321. The next prime is 20232121363. The reversal of 20232121333 is 33312123202.

It can be written as a sum of positive squares in 4 ways, for example, as 16434727204 + 3797394129 = 128198^2 + 61623^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 20232121333 - 221 = 20230024181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20232121303) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 84766 + ... + 218287.

It is an arithmetic number, because the mean of its divisors is an integer number (2557927287).

Almost surely, 220232121333 is an apocalyptic number.

It is an amenable number.

20232121333 is a deficient number, since it is larger than the sum of its proper divisors (231296963).

20232121333 is a wasteful number, since it uses less digits than its factorization.

20232121333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303815.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 20232121333 its reverse (33312123202), we get a palindrome (53544244535).

The spelling of 20232121333 in words is "twenty billion, two hundred thirty-two million, one hundred twenty-one thousand, three hundred thirty-three".

Divisors: 1 101 661 66761 303053 30608353 200318033 20232121333