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131230211131201 = 71310114278121111
BaseRepresentation
bin11101110101101001101010…
…000111100100011101000001
3122012122111010001021212200111
4131311221222013210131001
5114200033433022144301
61143034154323551321
736433032652611310
oct3565515207443501
9565574101255614
10131230211131201
11388a5469023346
121287536422b541
13582bc56bb8990
14245980cbb0277
1510288eb6b5551
hex775a6a1e4741

131230211131201 has 16 divisors (see below), whose sum is σ = 163113255583488. Its totient is φ = 102802471992000.

The previous prime is 131230211131199. The next prime is 131230211131291. The reversal of 131230211131201 is 102131112032131.

It is a cyclic number.

It is not a de Polignac number, because 131230211131201 - 21 = 131230211131199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131230211131291) 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, 7139051365 + ... + 7139069746.

It is an arithmetic number, because the mean of its divisors is an integer number (10194578473968).

Almost surely, 2131230211131201 is an apocalyptic number.

It is an amenable number.

131230211131201 is a deficient number, since it is larger than the sum of its proper divisors (31883044452287).

131230211131201 is a wasteful number, since it uses less digits than its factorization.

131230211131201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14278121232.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 131230211131201 its reverse (102131112032131), we get a palindrome (233361323163332).

The spelling of 131230211131201 in words is "one hundred thirty-one trillion, two hundred thirty billion, two hundred eleven million, one hundred thirty-one thousand, two hundred one".

Divisors: 1 7 13 91 101 707 1313 9191 14278121111 99946847777 185615574443 1299309021101 1442090232211 10094631625477 18747173018743 131230211131201