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32223211121 = 33197351091
BaseRepresentation
bin11110000000101001…
…110010111001110001
310002011200122201200202
4132000221302321301
51011443120223441
622445251124545
72220343526633
oct360051627161
9102150581622
1032223211121
11127361874a2
1262b35a3755
133066b6263a
1417b9808a53
15c88dcd19b
hex780a72e71

32223211121 has 4 divisors (see below), whose sum is σ = 32320562544. Its totient is φ = 32125859700.

The previous prime is 32223211103. The next prime is 32223211127. The reversal of 32223211121 is 12111232223.

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: 12111232223 = 79153306737.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-32223211121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32223211093 and 32223211102.

It is not an unprimeable number, because it can be changed into a prime (32223211127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48675215 + ... + 48675876.

It is an arithmetic number, because the mean of its divisors is an integer number (8080140636).

Almost surely, 232223211121 is an apocalyptic number.

It is an amenable number.

32223211121 is a deficient number, since it is larger than the sum of its proper divisors (97351423).

32223211121 is an equidigital number, since it uses as much as digits as its factorization.

32223211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97351422.

The product of its digits is 288, while the sum is 20.

Adding to 32223211121 its reverse (12111232223), we get a palindrome (44334443344).

The spelling of 32223211121 in words is "thirty-two billion, two hundred twenty-three million, two hundred eleven thousand, one hundred twenty-one".

Divisors: 1 331 97351091 32223211121