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13100020230 = 2351126167883
BaseRepresentation
bin11000011001101001…
…00111001000000110
31020210221222222102110
430030310213020012
5203312101121410
610003522521450
7642426222543
oct141464471006
936727888373
1013100020230
115612690100
122657206286
13130a02177b
148c3b63bca
1551a10c720
hex30cd27206

13100020230 has 192 divisors, whose sum is σ = 35689215744. Its totient is φ = 3073593600.

The previous prime is 13100020223. The next prime is 13100020247. The reversal of 13100020230 is 3202000131.

It is a happy number.

It is a super-2 number, since 2×131000202302 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14835369 + ... + 14836251.

It is an arithmetic number, because the mean of its divisors is an integer number (185881332).

Almost surely, 213100020230 is an apocalyptic number.

13100020230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13100020230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17844607872).

13100020230 is an abundant number, since it is smaller than the sum of its proper divisors (22589195514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13100020230 is a wasteful number, since it uses less digits than its factorization.

13100020230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043 (or 1032 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 13100020230 its reverse (3202000131), we get a palindrome (16302020361).

The spelling of 13100020230 in words is "thirteen billion, one hundred million, twenty thousand, two hundred thirty".