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210230201131 = 9711109195229
BaseRepresentation
bin1100001111001010110…
…0100100101100101011
3202002122022012202012121
43003302230210230223
511421022412414011
6240324534452111
721121462140166
oct3036254445453
9662568182177
10210230201131
1181181516785
12348b1804037
1316a94909322
14a264a48add
155706654e71
hex30f2b24b2b

210230201131 has 8 divisors (see below), whose sum is σ = 210637551600. Its totient is φ = 209823245280.

The previous prime is 210230201107. The next prime is 210230201147. The reversal of 210230201131 is 131102032012.

210230201131 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 210230201131 - 27 = 210230201003 is a prime.

It is a super-2 number, since 2×2102302011312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210230201161) 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, 979225 + ... + 1174453.

It is an arithmetic number, because the mean of its divisors is an integer number (26329693950).

Almost surely, 2210230201131 is an apocalyptic number.

210230201131 is a deficient number, since it is larger than the sum of its proper divisors (407350469).

210230201131 is a wasteful number, since it uses less digits than its factorization.

210230201131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197309.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 210230201131 its reverse (131102032012), we get a palindrome (341332233143).

The spelling of 210230201131 in words is "two hundred ten billion, two hundred thirty million, two hundred one thousand, one hundred thirty-one".

Divisors: 1 971 1109 195229 1076839 189567359 216508961 210230201131