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231201102030104 = 23195992539332023
BaseRepresentation
bin110100100100011010110011…
…100011101110010100011000
31010022121121110022200212010202
4310210122303203232110120
5220300444324104430404
62135420153041401332
766461504560556603
oct6444326343562430
91108547408625122
10231201102030104
1167738922771a78
1221b203a5339248
139c0122a3c783b
14411429ba0533a
151bae11068b21e
hexd246b38ee518

231201102030104 has 32 divisors (see below), whose sum is σ = 457079764320000. Its totient is φ = 109333479539232.

The previous prime is 231201102030023. The next prime is 231201102030109. The reversal of 231201102030104 is 401030201102132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231201102030109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1269574964 + ... + 1269757059.

It is an arithmetic number, because the mean of its divisors is an integer number (14283742635000).

Almost surely, 2231201102030104 is an apocalyptic number.

It is an amenable number.

231201102030104 is a deficient number, since it is larger than the sum of its proper divisors (225878662289896).

231201102030104 is a wasteful number, since it uses less digits than its factorization.

231201102030104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2539332647 (or 2539332643 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 231201102030104 its reverse (401030201102132), we get a palindrome (632231303132236).

The spelling of 231201102030104 in words is "two hundred thirty-one trillion, two hundred one billion, one hundred two million, thirty thousand, one hundred four".

Divisors: 1 2 4 8 19 38 76 152 599 1198 2396 4792 11381 22762 45524 91048 2539332023 5078664046 10157328092 20314656184 48247308437 96494616874 192989233748 385978467496 1521059881777 3042119763554 6084239527108 12168479054216 28900137753763 57800275507526 115600551015052 231201102030104