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12010100022101 = 19632110527479
BaseRepresentation
bin1010111011000101000110…
…1111101101101101010101
31120112011011112001101110002
42232301101233231231111
53033233141101201401
641313210324341045
72346462321541046
oct256612157555525
946464145041402
1012010100022101
1139105003a5a05
12141b77a244785
1369171702a91c
142d741313a8cd
1515c624989a6b
hexaec51bedb55

12010100022101 has 4 divisors (see below), whose sum is σ = 12642210549600. Its totient is φ = 11377989494604.

The previous prime is 12010100022083. The next prime is 12010100022121. The reversal of 12010100022101 is 10122000101021.

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 12010100022101 - 210 = 12010100021077 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 (12010100022121) 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, 316055263721 + ... + 316055263758.

It is an arithmetic number, because the mean of its divisors is an integer number (3160552637400).

Almost surely, 212010100022101 is an apocalyptic number.

It is an amenable number.

12010100022101 is a deficient number, since it is larger than the sum of its proper divisors (632110527499).

12010100022101 is an equidigital number, since it uses as much as digits as its factorization.

12010100022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632110527498.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12010100022101 its reverse (10122000101021), we get a palindrome (22132100123122).

The spelling of 12010100022101 in words is "twelve trillion, ten billion, one hundred million, twenty-two thousand, one hundred one".

Divisors: 1 19 632110527479 12010100022101