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101231413124 = 22231100341447
BaseRepresentation
bin101111001000111011…
…1001100011110000100
3100200021222202121111012
41132101313030132010
53124310220204444
6114301032301352
710212415546142
oct1362167143604
9320258677435
10101231413124
1139a28547aa6
1217752241858
13971398216a
144c8480a592
1529773ccb9e
hex1791dcc784

101231413124 has 12 divisors (see below), whose sum is σ = 184857363264. Its totient is φ = 48415023624.

The previous prime is 101231413099. The next prime is 101231413141. The reversal of 101231413124 is 421314132101.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 101231413124.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550170632 + ... + 550170815.

It is an arithmetic number, because the mean of its divisors is an integer number (15404780272).

Almost surely, 2101231413124 is an apocalyptic number.

It is an amenable number.

101231413124 is a deficient number, since it is larger than the sum of its proper divisors (83625950140).

101231413124 is a wasteful number, since it uses less digits than its factorization.

101231413124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100341474 (or 1100341472 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 101231413124 its reverse (421314132101), we get a palindrome (522545545225).

The spelling of 101231413124 in words is "one hundred one billion, two hundred thirty-one million, four hundred thirteen thousand, one hundred twenty-four".

Divisors: 1 2 4 23 46 92 1100341447 2200682894 4401365788 25307853281 50615706562 101231413124