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12101000201213 = 7112339341173683
BaseRepresentation
bin1011000000010111101111…
…0100011000001111111101
31120211211210111202221011112
42300011323310120033331
53041230322022414323
641423042302531405
72356161031400360
oct260057364301775
946754714687145
1012101000201213
113946007160980
121435308596b65
1369a1724a9c61
142db9978000d7
1515eb94d7b178
hexb017bd183fd

12101000201213 has 32 divisors (see below), whose sum is σ = 15743406938112. Its totient is φ = 9019097841600.

The previous prime is 12101000201207. The next prime is 12101000201273. The reversal of 12101000201213 is 31210200010121.

It is not a de Polignac number, because 12101000201213 - 24 = 12101000201197 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12101000201273) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69586070 + ... + 69759752.

It is an arithmetic number, because the mean of its divisors is an integer number (491981466816).

Almost surely, 212101000201213 is an apocalyptic number.

It is an amenable number.

12101000201213 is a deficient number, since it is larger than the sum of its proper divisors (3642406736899).

12101000201213 is a wasteful number, since it uses less digits than its factorization.

12101000201213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213065.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 12101000201213 its reverse (31210200010121), we get a palindrome (43311200211334).

The spelling of 12101000201213 in words is "twelve trillion, one hundred one billion, two hundred one thousand, two hundred thirteen".

Divisors: 1 7 11 23 77 161 253 1771 39341 173683 275387 432751 904843 1215781 1910513 3029257 3994709 6333901 9953273 13373591 27962963 43941799 69672911 307592593 6832862903 47830040321 75161491933 157155846769 526130443531 1100090927383 1728714314459 12101000201213