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12212132411 = 67823221471
BaseRepresentation
bin10110101111110011…
…00101101000111011
31011112002021121022102
423113321211220323
5200002301214121
65335444214015
7611425261403
oct132771455073
934462247272
1012212132411
1151a7480916
12244999a30b
1311c80a916b
1483bc7b803
154b71c490b
hex2d7e65a3b

12212132411 has 8 divisors (see below), whose sum is σ = 12409519104. Its totient is φ = 12015190440.

The previous prime is 12212132389. The next prime is 12212132437. The reversal of 12212132411 is 11423121221.

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 12212132411 - 214 = 12212116027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12212132011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55595 + ... + 165876.

It is an arithmetic number, because the mean of its divisors is an integer number (1551189888).

Almost surely, 212212132411 is an apocalyptic number.

12212132411 is a deficient number, since it is larger than the sum of its proper divisors (197386693).

12212132411 is an equidigital number, since it uses as much as digits as its factorization.

12212132411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222361.

The product of its digits is 192, while the sum is 20.

Adding to 12212132411 its reverse (11423121221), we get a palindrome (23635253632).

The spelling of 12212132411 in words is "twelve billion, two hundred twelve million, one hundred thirty-two thousand, four hundred eleven".

Divisors: 1 67 823 55141 221471 14838557 182270633 12212132411