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2220022011001 = 18711186543031
BaseRepresentation
bin100000010011100011100…
…111111001010001111001
321212020021011002002010111
4200103203213321101321
5242333101113323001
64415510344144321
7316251133512004
oct40234347712171
97766234062114
102220022011001
11786562605213
122ba308a680a1
13131468996a22
1479641b4653b
153cb340b9851
hex204e39f9479

2220022011001 has 4 divisors (see below), whose sum is σ = 2221208555904. Its totient is φ = 2218835466100.

The previous prime is 2220022010993. The next prime is 2220022011007. The reversal of 2220022011001 is 1001102200222.

It is a happy number.

2220022011001 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 2220022011001 - 23 = 2220022010993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2220022011007) 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, 593269645 + ... + 593273386.

It is an arithmetic number, because the mean of its divisors is an integer number (555302138976).

Almost surely, 22220022011001 is an apocalyptic number.

It is an amenable number.

2220022011001 is a deficient number, since it is larger than the sum of its proper divisors (1186544903).

2220022011001 is a wasteful number, since it uses less digits than its factorization.

2220022011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1186544902.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2220022011001 its reverse (1001102200222), we get a palindrome (3221124211223).

The spelling of 2220022011001 in words is "two trillion, two hundred twenty billion, twenty-two million, eleven thousand, one".

Divisors: 1 1871 1186543031 2220022011001