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10001422212231 = 319211471805067
BaseRepresentation
bin1001000110001010001100…
…1101111101110010000111
31022102010102022101010020110
42101202203031331302013
52302330403041242411
633134331232004103
72051402365061532
oct221424315756207
938363368333213
1010001422212231
11320664111412a
121156414090633
1357718c9b3318
142680ddd83a19
1512525ec242a6
hex918a337dc87

10001422212231 has 24 divisors (see below), whose sum is σ = 14075267906304. Its totient is φ = 6316129201680.

The previous prime is 10001422212179. The next prime is 10001422212259. The reversal of 10001422212231 is 13221222410001.

It is a happy number.

10001422212231 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 10001422212231 - 26 = 10001422212167 is a prime.

It is a super-2 number, since 2×100014222122312 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10001422212198 and 10001422212207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001422212031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12020560 + ... + 12825626.

It is an arithmetic number, because the mean of its divisors is an integer number (586469496096).

Almost surely, 210001422212231 is an apocalyptic number.

10001422212231 is a deficient number, since it is larger than the sum of its proper divisors (4073845694073).

10001422212231 is a wasteful number, since it uses less digits than its factorization.

10001422212231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816579 (or 816560 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 10001422212231 its reverse (13221222410001), we get a palindrome (23222644622232).

The spelling of 10001422212231 in words is "ten trillion, one billion, four hundred twenty-two million, two hundred twelve thousand, two hundred thirty-one".

Divisors: 1 3 19 57 361 1083 11471 34413 217949 653847 805067 2415201 4141031 12423093 15296273 45888819 290629187 871887561 9234923557 27704770671 175463547583 526390642749 3333807404077 10001422212231