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202022020201 = 233867047297
BaseRepresentation
bin1011110000100101110…
…0110110010001101001
3201022110021001221202111
42330021130312101221
511302220114121301
6232450241002321
720411202560431
oct2741134662151
9638407057674
10202022020201
117874a188981
12331a09233a1
1316087206331
149ac686d2c1
1553c5c36551
hex2f09736469

202022020201 has 4 divisors (see below), whose sum is σ = 202889067732. Its totient is φ = 201154972672.

The previous prime is 202022020177. The next prime is 202022020259. The reversal of 202022020201 is 102020220202.

202022020201 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.

It can be written as a sum of positive squares in 2 ways, for example, as 98109274176 + 103912746025 = 313224^2 + 322355^2 .

It is a cyclic number.

It is not a de Polignac number, because 202022020201 - 27 = 202022020073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202022020901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 433523416 + ... + 433523881.

It is an arithmetic number, because the mean of its divisors is an integer number (50722266933).

Almost surely, 2202022020201 is an apocalyptic number.

It is an amenable number.

202022020201 is a deficient number, since it is larger than the sum of its proper divisors (867047531).

202022020201 is an equidigital number, since it uses as much as digits as its factorization.

202022020201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867047530.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 202022020201 its reverse (102020220202), we get a palindrome (304042240403).

The spelling of 202022020201 in words is "two hundred two billion, twenty-two million, twenty thousand, two hundred one".

Divisors: 1 233 867047297 202022020201