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30210122013 = 368314743837
BaseRepresentation
bin11100001000101010…
…011110000100011101
32212222101200012120220
4130020222132010131
5443332242401023
621513415431553
72116430541321
oct341052360435
985871605526
1030210122013
11118a290a895
125a313855b9
132b05a84656
141668303981
15bbc2d23e3
hex708a9e11d

30210122013 has 8 divisors (see below), whose sum is σ = 40339140768. Its totient is φ = 20110592304.

The previous prime is 30210122009. The next prime is 30210122027. The reversal of 30210122013 is 31022101203.

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

It is not a de Polignac number, because 30210122013 - 22 = 30210122009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30210121983 and 30210122001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30210122003) 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, 7369870 + ... + 7373967.

It is an arithmetic number, because the mean of its divisors is an integer number (5042392596).

Almost surely, 230210122013 is an apocalyptic number.

It is an amenable number.

30210122013 is a deficient number, since it is larger than the sum of its proper divisors (10129018755).

30210122013 is a wasteful number, since it uses less digits than its factorization.

30210122013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14744523.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 30210122013 its reverse (31022101203), we get a palindrome (61232223216).

The spelling of 30210122013 in words is "thirty billion, two hundred ten million, one hundred twenty-two thousand, thirteen".

Divisors: 1 3 683 2049 14743837 44231511 10070040671 30210122013