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202202012201 = 7227127251109
BaseRepresentation
bin1011110001010000101…
…1011101101000101001
3201022220210202111100212
42330110023131220221
511303102203342301
6232520150510505
720415516513440
oct2742413355051
9638823674325
10202202012201
11788318455a2
1233231065435
13160b55a6687
149b02723d57
1553d693c4bb
hex2f142dda29

202202012201 has 8 divisors (see below), whose sum is σ = 232106024640. Its totient is φ = 172552502448.

The previous prime is 202202012189. The next prime is 202202012203. The reversal of 202202012201 is 102210202202.

202202012201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 202202012201 - 218 = 202201750057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202202012203) 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 7 ways as a sum of consecutive naturals, for example, 63623966 + ... + 63627143.

It is an arithmetic number, because the mean of its divisors is an integer number (29013253080).

Almost surely, 2202202012201 is an apocalyptic number.

It is an amenable number.

202202012201 is a deficient number, since it is larger than the sum of its proper divisors (29904012439).

202202012201 is a wasteful number, since it uses less digits than its factorization.

202202012201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127251343.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 202202012201 its reverse (102210202202), we get a palindrome (304412214403).

The spelling of 202202012201 in words is "two hundred two billion, two hundred two million, twelve thousand, two hundred one".

Divisors: 1 7 227 1589 127251109 890757763 28886001743 202202012201