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201032032212 = 223211507656647
BaseRepresentation
bin1011101100111001110…
…0010101111111010100
3201012220021020100112200
42323032130111333110
511243203200012322
6232204114044500
720344522036164
oct2731634257724
9635807210480
10201032032212
1178291383290
1232b65279730
1315c5a09331b
149a311aa5a4
155368d818ac
hex2ece715fd4

201032032212 has 36 divisors (see below), whose sum is σ = 554361059616. Its totient is φ = 60918797520.

The previous prime is 201032032193. The next prime is 201032032249. The reversal of 201032032212 is 212230230102.

201032032212 is a `hidden beast` number, since 2 + 0 + 10 + 320 + 322 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×2010320322122 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 253827928 + ... + 253828719.

Almost surely, 2201032032212 is an apocalyptic number.

201032032212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

201032032212 is an abundant number, since it is smaller than the sum of its proper divisors (353329027404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201032032212 is a wasteful number, since it uses less digits than its factorization.

201032032212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507656668 (or 507656663 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 201032032212 its reverse (212230230102), we get a palindrome (413262262314).

The spelling of 201032032212 in words is "two hundred one billion, thirty-two million, thirty-two thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 198 396 507656647 1015313294 1522969941 2030626588 3045939882 4568909823 5584223117 6091879764 9137819646 11168446234 16752669351 18275639292 22336892468 33505338702 50258008053 67010677404 100516016106 201032032212