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20132122033 = 93811214603
BaseRepresentation
bin10010101111111101…
…111100110110110001
31220222001010202121101
4102233331330312301
5312212310401113
613125405124401
71311615133222
oct225775746661
956861122541
1020132122033
1185a1070291
123a9a259701
131b8ab8725a
14d8da79249
157cc6682dd
hex4aff7cdb1

20132122033 has 4 divisors (see below), whose sum is σ = 20132430448. Its totient is φ = 20131813620.

The previous prime is 20132121979. The next prime is 20132122063. The reversal of 20132122033 is 33022123102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33022123102 = 216511061551.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-20132122033 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20132122033.

It is not an unprimeable number, because it can be changed into a prime (20132122063) 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 3 ways as a sum of consecutive naturals, for example, 13491 + ... + 201112.

It is an arithmetic number, because the mean of its divisors is an integer number (5033107612).

Almost surely, 220132122033 is an apocalyptic number.

It is an amenable number.

20132122033 is a deficient number, since it is larger than the sum of its proper divisors (308415).

20132122033 is an equidigital number, since it uses as much as digits as its factorization.

20132122033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308414.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20132122033 its reverse (33022123102), we get a palindrome (53154245135).

The spelling of 20132122033 in words is "twenty billion, one hundred thirty-two million, one hundred twenty-two thousand, thirty-three".

Divisors: 1 93811 214603 20132122033