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2000022101201 = 2466378109173
BaseRepresentation
bin11101000110101010100…
…110110101110011010001
321002012101222102201010002
4131012222212311303101
5230232021124214301
64130444130415345
7264332261235035
oct35065246656321
97065358381102
102000022101201
11701228376843
1228374b431555
131167a8001cc7
146cb317a41c5
1537059de616b
hex1d1aa9b5cd1

2000022101201 has 4 divisors (see below), whose sum is σ = 2000030457012. Its totient is φ = 2000013745392.

The previous prime is 2000022101159. The next prime is 2000022101239. The reversal of 2000022101201 is 1021012200002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1362411866176 + 637610235025 = 1167224^2 + 798505^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000022101201 - 234 = 1982842232017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000022161201) 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, 3807950 + ... + 4301223.

It is an arithmetic number, because the mean of its divisors is an integer number (500007614253).

Almost surely, 22000022101201 is an apocalyptic number.

It is an amenable number.

2000022101201 is a deficient number, since it is larger than the sum of its proper divisors (8355811).

2000022101201 is an equidigital number, since it uses as much as digits as its factorization.

2000022101201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8355810.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2000022101201 its reverse (1021012200002), we get a palindrome (3021034301203).

The spelling of 2000022101201 in words is "two trillion, twenty-two million, one hundred one thousand, two hundred one".

Divisors: 1 246637 8109173 2000022101201