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10122300021 = 317457434303
BaseRepresentation
bin10010110110101011…
…00000101001110101
3222010102220010012210
421123111200221311
5131212302100041
64352232004033
7505561062531
oct113325405165
928112803183
1010122300021
114324857909
121b65b30619
13c5413b252
146c04babc1
153e39ba016
hex25b560a75

10122300021 has 16 divisors (see below), whose sum is σ = 14321608704. Its totient is φ = 6337334784.

The previous prime is 10122300011. The next prime is 10122300043. The reversal of 10122300021 is 12000322101.

10122300021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10122300021 - 219 = 10121775733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122300011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193845 + ... + 240458.

It is an arithmetic number, because the mean of its divisors is an integer number (895100544).

Almost surely, 210122300021 is an apocalyptic number.

It is an amenable number.

10122300021 is a deficient number, since it is larger than the sum of its proper divisors (4199308683).

10122300021 is a wasteful number, since it uses less digits than its factorization.

10122300021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434780.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 10122300021 its reverse (12000322101), we get a palindrome (22122622122).

The spelling of 10122300021 in words is "ten billion, one hundred twenty-two million, three hundred thousand, twenty-one".

Divisors: 1 3 17 51 457 1371 7769 23307 434303 1302909 7383151 22149453 198476471 595429413 3374100007 10122300021