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12100120020023 = 76725799829467
BaseRepresentation
bin1011000000010100011101…
…0110110000010000110111
31120211202112011120002120012
42300011013112300100313
53041222021211120043
641422415101330435
72356130153104430
oct260050726602067
946752464502505
1012100120020023
1139456a5335802
121435101866a1b
1369a062032399
142db912962487
1515eb42966a18
hexb01475b0437

12100120020023 has 8 divisors (see below), whose sum is σ = 14035107230592. Its totient is φ = 10216732468536.

The previous prime is 12100120019983. The next prime is 12100120020031. The reversal of 12100120020023 is 32002002100121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12100120020023 - 26 = 12100120019959 is a prime.

It is a super-4 number, since 4×121001200200234 (a number of 53 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12100120020523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12899914265 + ... + 12899915202.

It is an arithmetic number, because the mean of its divisors is an integer number (1754388403824).

Almost surely, 212100120020023 is an apocalyptic number.

12100120020023 is a deficient number, since it is larger than the sum of its proper divisors (1934987210569).

12100120020023 is an equidigital number, since it uses as much as digits as its factorization.

12100120020023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25799829541.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12100120020023 its reverse (32002002100121), we get a palindrome (44102122120144).

The spelling of 12100120020023 in words is "twelve trillion, one hundred billion, one hundred twenty million, twenty thousand, twenty-three".

Divisors: 1 7 67 469 25799829467 180598806269 1728588574289 12100120020023