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131243030432211 = 34758713211200373
BaseRepresentation
bin11101110101110101100110…
…001101010100100111010011
3122012200201012110001211201210
4131311311212031110213103
5114200241211242312321
61143044114342031203
736433665433066605
oct3565654615244723
9565621173054653
10131243030432211
11388aa9471a8995
1212877941418503
13583021aa005a9
14245a2a753d175
151028debd21b76
hex775d663549d3

131243030432211 has 32 divisors (see below), whose sum is σ = 179154033343488. Its totient is φ = 85423080948480.

The previous prime is 131243030432203. The next prime is 131243030432231. The reversal of 131243030432211 is 112234030342131.

It is not a de Polignac number, because 131243030432211 - 23 = 131243030432203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131243030432231) 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, 108735021 + ... + 109935393.

It is an arithmetic number, because the mean of its divisors is an integer number (5598563541984).

Almost surely, 2131243030432211 is an apocalyptic number.

131243030432211 is a deficient number, since it is larger than the sum of its proper divisors (47911002911277).

131243030432211 is a wasteful number, since it uses less digits than its factorization.

131243030432211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202331.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 131243030432211 its reverse (112234030342131), we get a palindrome (243477060774342).

The spelling of 131243030432211 in words is "one hundred thirty-one trillion, two hundred forty-three billion, thirty million, four hundred thirty-two thousand, two hundred eleven".

Divisors: 1 3 47 141 587 1321 1761 3963 27589 62087 82767 186261 775427 1200373 2326281 3601119 36445069 56417531 109335207 169252593 704618951 1585692733 2113856853 4757078199 33117090697 74527558451 99351272091 223582675353 930801634271 2792404902813 43747676810737 131243030432211