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12131241014211 = 3111919348071793
BaseRepresentation
bin1011000010001000011001…
…0011111011001111000011
31120221201212001012101212120
42300202012103323033003
53042224240144423321
641445003140255323
72361311314146054
oct260420623731703
946851761171776
1012131241014211
113957915323310
12143b1480a1543
1369cc81718c47
142dd225c1272b
15160864bc1ec6
hexb08864fb3c3

12131241014211 has 16 divisors (see below), whose sum is σ = 18574148922240. Its totient is φ = 6965305845120.

The previous prime is 12131241014197. The next prime is 12131241014239. The reversal of 12131241014211 is 11241014213121.

It is not a de Polignac number, because 12131241014211 - 26 = 12131241014147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12131241014911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9674035270 + ... + 9674036523.

It is an arithmetic number, because the mean of its divisors is an integer number (1160884307640).

Almost surely, 212131241014211 is an apocalyptic number.

12131241014211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12131241014211 is a deficient number, since it is larger than the sum of its proper divisors (6442907908029).

12131241014211 is a wasteful number, since it uses less digits than its factorization.

12131241014211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19348071826.

The product of its (nonzero) digits is 384, while the sum is 24.

Adding to 12131241014211 its reverse (11241014213121), we get a palindrome (23372255227332).

The spelling of 12131241014211 in words is "twelve trillion, one hundred thirty-one billion, two hundred forty-one million, fourteen thousand, two hundred eleven".

Divisors: 1 3 11 19 33 57 209 627 19348071793 58044215379 212828789723 367613364067 638486369169 1102840092201 4043747004737 12131241014211