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12102200111101 = 311732256610127
BaseRepresentation
bin1011000000011100001101…
…0101101010111111111101
31120211221220010121200002111
42300013003111222333331
53041240301212023401
641423401325054021
72356232541432052
oct260070325527775
946757803550074
1012102200111101
113946572505a41
1214355a23b7311
1369a303c6c3c9
142dba6cd09029
1515ec15399e51
hexb01c356affd

12102200111101 has 8 divisors (see below), whose sum is σ = 12564805192704. Its totient is φ = 11644108250160.

The previous prime is 12102200111087. The next prime is 12102200111129. The reversal of 12102200111101 is 10111100220121.

It is a happy number.

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 12102200111101 - 223 = 12102191722493 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 (12102200111161) 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, 1128299701 + ... + 1128310426.

It is an arithmetic number, because the mean of its divisors is an integer number (1570600649088).

Almost surely, 212102200111101 is an apocalyptic number.

It is an amenable number.

12102200111101 is a deficient number, since it is larger than the sum of its proper divisors (462605081603).

12102200111101 is a wasteful number, since it uses less digits than its factorization.

12102200111101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2256610331.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12102200111101 its reverse (10111100220121), we get a palindrome (22213300331222).

The spelling of 12102200111101 in words is "twelve trillion, one hundred two billion, two hundred million, one hundred eleven thousand, one hundred one".

Divisors: 1 31 173 5363 2256610127 69954913937 390393551971 12102200111101