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13102001212 = 225719357271
BaseRepresentation
bin11000011001111000…
…01010110000111100
31020211002201121211011
430030330022300330
5203313103014322
610004033205004
7642452113156
oct141474126074
936732647734
1013102001212
115613813483
122657a00764
13130a566351
148c411bad6
1551a39e677
hex30cf0ac3c

13102001212 has 12 divisors (see below), whose sum is σ = 22929303376. Its totient is φ = 6550771680.

The previous prime is 13102001173. The next prime is 13102001239. The reversal of 13102001212 is 21210020131.

It is a junction number, because it is equal to n+sod(n) for n = 13102001192 and 13102001201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200137 + ... + 257407.

Almost surely, 213102001212 is an apocalyptic number.

It is an amenable number.

13102001212 is a deficient number, since it is larger than the sum of its proper divisors (9827302164).

13102001212 is a wasteful number, since it uses less digits than its factorization.

13102001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114468 (or 114466 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 13102001212 its reverse (21210020131), we get a palindrome (34312021343).

The spelling of 13102001212 in words is "thirteen billion, one hundred two million, one thousand, two hundred twelve".

Divisors: 1 2 4 57193 57271 114386 114542 228772 229084 3275500303 6551000606 13102001212