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192010201001 = 349471549431
BaseRepresentation
bin1011001011010010110…
…0110010011110101001
3200100121112001211201222
42302310230302132221
511121214102413001
6224112552551425
716605122531243
oct2626454623651
9610545054658
10192010201001
1174481830a33
12312679b2575
131514cc3b268
149416d11093
154edbce161b
hex2cb4b327a9

192010201001 has 4 divisors (see below), whose sum is σ = 192011099904. Its totient is φ = 192009302100.

The previous prime is 192010200997. The next prime is 192010201049. The reversal of 192010201001 is 100102010291.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 192010201001 - 22 = 192010200997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (192010201051) 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, 74756 + ... + 624186.

It is an arithmetic number, because the mean of its divisors is an integer number (48002774976).

Almost surely, 2192010201001 is an apocalyptic number.

It is an amenable number.

192010201001 is a deficient number, since it is larger than the sum of its proper divisors (898903).

192010201001 is an equidigital number, since it uses as much as digits as its factorization.

192010201001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898902.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 192010201001 its reverse (100102010291), we get a palindrome (292112211292).

The spelling of 192010201001 in words is "one hundred ninety-two billion, ten million, two hundred one thousand, one".

Divisors: 1 349471 549431 192010201001