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12101200202101 = 36073354921043
BaseRepresentation
bin1011000000011000011110…
…1111010100100101110101
31120211212022110010000210211
42300012013233110211311
53041231224222431401
641423114205345421
72356166010360343
oct260060757244565
946755273100724
1012101200202101
1139460aa04456a
121435363568271
1369a1a4a6478a
142db9b61c2993
1515eba76d5951
hexb0187bd4975

12101200202101 has 4 divisors (see below), whose sum is σ = 12104555126752. Its totient is φ = 12097845277452.

The previous prime is 12101200202093. The next prime is 12101200202141. The reversal of 12101200202101 is 10120200210121.

12101200202101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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.

It is a cyclic number.

It is not a de Polignac number, because 12101200202101 - 23 = 12101200202093 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 (12101200202141) 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, 1677456915 + ... + 1677464128.

It is an arithmetic number, because the mean of its divisors is an integer number (3026138781688).

Almost surely, 212101200202101 is an apocalyptic number.

It is an amenable number.

12101200202101 is a deficient number, since it is larger than the sum of its proper divisors (3354924651).

12101200202101 is an equidigital number, since it uses as much as digits as its factorization.

12101200202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3354924650.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12101200202101 its reverse (10120200210121), we get a palindrome (22221400412222).

The spelling of 12101200202101 in words is "twelve trillion, one hundred one billion, two hundred million, two hundred two thousand, one hundred one".

Divisors: 1 3607 3354921043 12101200202101