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13101230032231 = 1119591062462901
BaseRepresentation
bin1011111010100101111000…
…1010011000010101100111
31201101110120020122222112111
42332221132022120111213
53204122304342012411
643510342203301451
72521350456566605
oct276513612302547
951343506588474
1013101230032231
1141a1222894260
12157713351a887
13740596275b83
14334162592875
1517abd6890721
hexbea5e298567

13101230032231 has 16 divisors (see below), whose sum is σ = 15299465788800. Its totient is φ = 11092112676000.

The previous prime is 13101230032207. The next prime is 13101230032237. The reversal of 13101230032231 is 13223003210131.

It is not a de Polignac number, because 13101230032231 - 25 = 13101230032199 is a prime.

It is a super-2 number, since 2×131012300322312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13101230032237) 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, 531219120 + ... + 531243781.

It is an arithmetic number, because the mean of its divisors is an integer number (956216611800).

Almost surely, 213101230032231 is an apocalyptic number.

13101230032231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13101230032231 is a deficient number, since it is larger than the sum of its proper divisors (2198235756569).

13101230032231 is a wasteful number, since it uses less digits than its factorization.

13101230032231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062462990.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 13101230032231 its reverse (13223003210131), we get a palindrome (26324233242362).

The spelling of 13101230032231 in words is "thirteen trillion, one hundred one billion, two hundred thirty million, thirty-two thousand, two hundred thirty-one".

Divisors: 1 11 19 59 209 649 1121 12331 1062462901 11687091911 20186795119 62685311159 222054746309 689538422749 1191020912021 13101230032231