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101302231020 = 22352958219673
BaseRepresentation
bin101111001011000010…
…1010101111111101100
3100200110221000112101020
41132112011111333230
53124431332343040
6114312042214140
710214235520254
oct1362605257754
9320427015336
10101302231020
1139a64517591
1217771ab4350
139725549043
144c8dda2964
15297d71acd0
hex1796155fec

101302231020 has 48 divisors (see below), whose sum is σ = 293427156960. Its totient is φ = 26082413056.

The previous prime is 101302231013. The next prime is 101302231027. The reversal of 101302231020 is 20132203101.

It is an interprime number because it is at equal distance from previous prime (101302231013) and next prime (101302231027).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (101302231027) 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, 29108097 + ... + 29111576.

It is an arithmetic number, because the mean of its divisors is an integer number (6113065770).

Almost surely, 2101302231020 is an apocalyptic number.

101302231020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101302231020 is an abundant number, since it is smaller than the sum of its proper divisors (192124925940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101302231020 is a wasteful number, since it uses less digits than its factorization.

101302231020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58219714 (or 58219712 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 101302231020 its reverse (20132203101), we get a palindrome (121434434121).

The spelling of 101302231020 in words is "one hundred one billion, three hundred two million, two hundred thirty-one thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 29 30 58 60 87 116 145 174 290 348 435 580 870 1740 58219673 116439346 174659019 232878692 291098365 349318038 582196730 698636076 873295095 1164393460 1688370517 1746590190 3376741034 3493180380 5065111551 6753482068 8441852585 10130223102 16883705170 20260446204 25325557755 33767410340 50651115510 101302231020