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210002010231 = 31313947038237
BaseRepresentation
bin1100001110010100011…
…0000110000001110111
3202002001101211110010210
43003211012012001313
511420041003311411
6240250143520503
721113021430456
oct3034506060167
9662041743123
10210002010231
1181074729562
12348492b9133
1316a59561620
14a242608b9d
1556e15ccca6
hex30e5186077

210002010231 has 32 divisors (see below), whose sum is σ = 303812167680. Its totient is φ = 128259425664.

The previous prime is 210002010221. The next prime is 210002010269. The reversal of 210002010231 is 132010200012.

It is not a de Polignac number, because 210002010231 - 27 = 210002010103 is a prime.

It is a super-2 number, since 2×2100020102312 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210002010221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25490845 + ... + 25499081.

It is an arithmetic number, because the mean of its divisors is an integer number (9494130240).

Almost surely, 2210002010231 is an apocalyptic number.

210002010231 is a deficient number, since it is larger than the sum of its proper divisors (93810157449).

210002010231 is a wasteful number, since it uses less digits than its factorization.

210002010231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13095.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 210002010231 its reverse (132010200012), we get a palindrome (342012210243).

The spelling of 210002010231 in words is "two hundred ten billion, two million, ten thousand, two hundred thirty-one".

Divisors: 1 3 13 39 139 417 1807 4703 5421 8237 14109 24711 61139 107081 183417 321243 653717 1144943 1961151 3434829 8498321 14884259 25494963 38738611 44652777 116215833 503601943 1510805829 5384666929 16154000787 70000670077 210002010231