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130030013121 = 3233918530713
BaseRepresentation
bin111100100011001100…
…1001000101011000001
3110102122000102001212220
41321012121020223001
54112300140404441
6135422430241253
712252156606111
oct1710631105301
9412560361786
10130030013121
1150166609468
122124a956229
13c353182788
14641747d041
1535b07e1466
hex1e46648ac1

130030013121 has 8 divisors (see below), whose sum is σ = 173447483040. Its totient is φ = 86649609312.

The previous prime is 130030013101. The next prime is 130030013131. The reversal of 130030013121 is 121310030031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 130030013121 - 27 = 130030012993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 130030013121.

It is not an unprimeable number, because it can be changed into a prime (130030013101) 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, 9258340 + ... + 9272373.

It is an arithmetic number, because the mean of its divisors is an integer number (21680935380).

Almost surely, 2130030013121 is an apocalyptic number.

It is an amenable number.

130030013121 is a deficient number, since it is larger than the sum of its proper divisors (43417469919).

130030013121 is a wasteful number, since it uses less digits than its factorization.

130030013121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18533055.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 130030013121 its reverse (121310030031), we get a palindrome (251340043152).

The spelling of 130030013121 in words is "one hundred thirty billion, thirty million, thirteen thousand, one hundred twenty-one".

Divisors: 1 3 2339 7017 18530713 55592139 43343337707 130030013121