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12213132032111 = 61631981686197
BaseRepresentation
bin1011000110111001011101…
…1001010111100001101111
31121020120020011121010202112
42301232113121113201233
53100044443300011421
641550345125114235
72400240540260303
oct261562731274157
947216204533675
1012213132032111
1139896187000aa
121452ba125897b
136a790255b15a
14303193b97d03
15162a591c745b
hexb1b9765786f

12213132032111 has 4 divisors (see below), whose sum is σ = 12215113724472. Its totient is φ = 12211150339752.

The previous prime is 12213132032093. The next prime is 12213132032149. The reversal of 12213132032111 is 11123023131221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12213132032111 - 226 = 12213064923247 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 (12213132038111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 990836936 + ... + 990849261.

It is an arithmetic number, because the mean of its divisors is an integer number (3053778431118).

Almost surely, 212213132032111 is an apocalyptic number.

12213132032111 is a deficient number, since it is larger than the sum of its proper divisors (1981692361).

12213132032111 is an equidigital number, since it uses as much as digits as its factorization.

12213132032111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1981692360.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 12213132032111 its reverse (11123023131221), we get a palindrome (23336155163332).

The spelling of 12213132032111 in words is "twelve trillion, two hundred thirteen billion, one hundred thirty-two million, thirty-two thousand, one hundred eleven".

Divisors: 1 6163 1981686197 12213132032111