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10120011230 = 257197609031
BaseRepresentation
bin10010110110011001…
…10001110111011110
3222010021120211120202
421123030301313132
5131211210324410
64352110543502
7505532450630
oct113314616736
928107524522
1010120011230
11432353424a
121b65207b92
13c53819534
146c0082a50
153e36b6ca5
hex25b331dde

10120011230 has 32 divisors (see below), whose sum is σ = 21914012160. Its totient is φ = 3287100960.

The previous prime is 10120011197. The next prime is 10120011233. The reversal of 10120011230 is 3211002101.

It is a super-2 number, since 2×101200112302 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10120011233) 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, 3803186 + ... + 3805845.

It is an arithmetic number, because the mean of its divisors is an integer number (684812880).

Almost surely, 210120011230 is an apocalyptic number.

10120011230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10120011230 is an abundant number, since it is smaller than the sum of its proper divisors (11794000930).

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

10120011230 is a wasteful number, since it uses less digits than its factorization.

10120011230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7609064.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10120011230 its reverse (3211002101), we get a palindrome (13331013331).

The spelling of 10120011230 in words is "ten billion, one hundred twenty million, eleven thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 19 35 38 70 95 133 190 266 665 1330 7609031 15218062 38045155 53263217 76090310 106526434 144571589 266316085 289143178 532632170 722857945 1012001123 1445715890 2024002246 5060005615 10120011230