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13112020021101 = 345724691387341
BaseRepresentation
bin1011111011001110000101…
…0010111010111101101101
31201102111102012221012122220
42332303201102322331231
53204311404111133401
643515325010225553
72522212036151241
oct276634122727555
951374365835586
1013112020021101
1141a585a521631
121579244b852b9
137415c581c581
143348a75d6421
1517b118c99336
hexbece14baf6d

13112020021101 has 16 divisors (see below), whose sum is σ = 17521703552448. Its totient is φ = 8721843235200.

The previous prime is 13112020021091. The next prime is 13112020021159. The reversal of 13112020021101 is 10112002021131.

It is not a de Polignac number, because 13112020021101 - 217 = 13112019890029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13112020021201) 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, 33657691 + ... + 34045031.

It is an arithmetic number, because the mean of its divisors is an integer number (1095106472028).

Almost surely, 213112020021101 is an apocalyptic number.

It is an amenable number.

13112020021101 is a deficient number, since it is larger than the sum of its proper divisors (4409683531347).

13112020021101 is a wasteful number, since it uses less digits than its factorization.

13112020021101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412492.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 13112020021101 its reverse (10112002021131), we get a palindrome (23224022042232).

The spelling of 13112020021101 in words is "thirteen trillion, one hundred twelve billion, twenty million, twenty-one thousand, one hundred one".

Divisors: 1 3 457 1371 24691 74073 387341 1162023 11283787 33851361 177014837 531044511 9563836631 28691509893 4370673340367 13112020021101