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12202022121001 = 19642211690579
BaseRepresentation
bin1011000110010000000100…
…1100011010111000101001
31121012111112220100011211021
42301210001030122320221
53044404220130333001
641541310453132441
72366365324503016
oct261440114327051
947174486304737
1012202022121001
113984937421489
121450a0062a121
136a685192ca5b
1430281c47670d
15162608b76ba1
hexb190131ae29

12202022121001 has 4 divisors (see below), whose sum is σ = 12844233811600. Its totient is φ = 11559810430404.

The previous prime is 12202022120987. The next prime is 12202022121041. The reversal of 12202022121001 is 10012122020221.

It is a happy number.

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 12202022121001 - 221 = 12202020023849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12202022121041) 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, 321105845271 + ... + 321105845308.

It is an arithmetic number, because the mean of its divisors is an integer number (3211058452900).

Almost surely, 212202022121001 is an apocalyptic number.

It is an amenable number.

12202022121001 is a deficient number, since it is larger than the sum of its proper divisors (642211690599).

12202022121001 is an equidigital number, since it uses as much as digits as its factorization.

12202022121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642211690598.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12202022121001 its reverse (10012122020221), we get a palindrome (22214144141222).

The spelling of 12202022121001 in words is "twelve trillion, two hundred two billion, twenty-two million, one hundred twenty-one thousand, one".

Divisors: 1 19 642211690579 12202022121001