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130000200212 = 221731093171877
BaseRepresentation
bin111100100010010011…
…1011010001000010100
3110102112221022102021002
41321010213122020110
54112220022401322
6135415443242432
712251345320031
oct1710447321024
9412487272232
10130000200212
11501507a65a3
1221240979418
13c349c449bc
14641351c388
1535acda2c92
hex1e449da214

130000200212 has 24 divisors (see below), whose sum is σ = 229026059976. Its totient is φ = 64564875648.

The previous prime is 130000200199. The next prime is 130000200233. The reversal of 130000200212 is 212002000031.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 96823034896 + 33177165316 = 311164^2 + 182146^2 .

It is a junction number, because it is equal to n+sod(n) for n = 130000200193 and 130000200202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 670418 + ... + 842294.

It is an arithmetic number, because the mean of its divisors is an integer number (9542752499).

Almost surely, 2130000200212 is an apocalyptic number.

It is an amenable number.

130000200212 is a deficient number, since it is larger than the sum of its proper divisors (99025859764).

130000200212 is a wasteful number, since it uses less digits than its factorization.

130000200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173147 (or 173145 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 130000200212 its reverse (212002000031), we get a palindrome (342002200243).

The spelling of 130000200212 in words is "one hundred thirty billion, two hundred thousand, two hundred twelve".

Divisors: 1 2 4 173 346 692 1093 2186 4372 171877 189089 343754 378178 687508 756356 29734721 59469442 118938884 187861561 375723122 751446244 32500050053 65000100106 130000200212