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13012222030 = 252026164223
BaseRepresentation
bin11000001111001011…
…01100000001001110
31020120211210100221021
430013211230001032
5203122112101110
65551105024354
7640312030243
oct140745540116
936524710837
1013012222030
115578073005
1226319250ba
1312c4a90a82
148b622b5ca
155125682da
hex30796c04e

13012222030 has 16 divisors (see below), whose sum is σ = 23423520384. Its totient is φ = 5204550880.

The previous prime is 13012221967. The next prime is 13012222031. The reversal of 13012222030 is 3022221031.

It is a junction number, because it is equal to n+sod(n) for n = 13012221995 and 13012222013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13012222031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170499 + ... + 234721.

It is an arithmetic number, because the mean of its divisors is an integer number (1463970024).

Almost surely, 213012222030 is an apocalyptic number.

13012222030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13012222030 is a deficient number, since it is larger than the sum of its proper divisors (10411298354).

13012222030 is a wasteful number, since it uses less digits than its factorization.

13012222030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84491.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 13012222030 its reverse (3022221031), we get a palindrome (16034443061).

Subtracting from 13012222030 its reverse (3022221031), we obtain a palindrome (9990000999).

The spelling of 13012222030 in words is "thirteen billion, twelve million, two hundred twenty-two thousand, thirty".

Divisors: 1 2 5 10 20261 40522 64223 101305 128446 202610 321115 642230 1301222203 2602444406 6506111015 13012222030