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230021103020 = 22511501055151
BaseRepresentation
bin1101011000111001010…
…0110111110110101100
3210222201120021201202212
43112032110313312230
512232040400244040
6253400434305552
722422065054462
oct3261624676654
9728646251685
10230021103020
1189607a09245
12386b57282b8
13188c9b92767
14b1c1260832
155eb3d6ad65
hex358e537dac

230021103020 has 12 divisors (see below), whose sum is σ = 483044316384. Its totient is φ = 92008441200.

The previous prime is 230021102999. The next prime is 230021103043. The reversal of 230021103020 is 20301120032.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 230021102986 and 230021103004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5750527556 + ... + 5750527595.

It is an arithmetic number, because the mean of its divisors is an integer number (40253693032).

Almost surely, 2230021103020 is an apocalyptic number.

230021103020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230021103020 is an abundant number, since it is smaller than the sum of its proper divisors (253023213364).

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

230021103020 is a wasteful number, since it uses less digits than its factorization.

230021103020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11501055160 (or 11501055158 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 230021103020 its reverse (20301120032), we get a palindrome (250322223052).

The spelling of 230021103020 in words is "two hundred thirty billion, twenty-one million, one hundred three thousand, twenty".

Divisors: 1 2 4 5 10 20 11501055151 23002110302 46004220604 57505275755 115010551510 230021103020