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230120003013 = 3711109974189
BaseRepresentation
bin1101011001010000111…
…0001001010111000101
3210222222110101101001120
43112110032021113011
512232241210044023
6253414330144153
722424405515605
oct3262416112705
9728873341046
10230120003013
118965881927a
1238722882059
131891450c674
14b1d0446c05
155ebc8a48e3
hex35943895c5

230120003013 has 16 divisors (see below), whose sum is σ = 311429059200. Its totient is φ = 151116042560.

The previous prime is 230120002969. The next prime is 230120003081. The reversal of 230120003013 is 310300021032.

It is a cyclic number.

It is not a de Polignac number, because 230120003013 - 26 = 230120002949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230120002983 and 230120003001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230120003713) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250878 + ... + 723311.

It is an arithmetic number, because the mean of its divisors is an integer number (19464316200).

Almost surely, 2230120003013 is an apocalyptic number.

It is an amenable number.

230120003013 is a deficient number, since it is larger than the sum of its proper divisors (81309056187).

230120003013 is a wasteful number, since it uses less digits than its factorization.

230120003013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975372.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 230120003013 its reverse (310300021032), we get a palindrome (540420024045).

The spelling of 230120003013 in words is "two hundred thirty billion, one hundred twenty million, three thousand, thirteen".

Divisors: 1 3 71 213 1109 3327 78739 236217 974189 2922567 69167419 207502257 1080375601 3241126803 76706667671 230120003013