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120030101010 = 23252743148619
BaseRepresentation
bin110111111001001011…
…0011111111000010010
3102110211002210220022200
41233302112133320102
53431310201213020
6131050245344030
711446313011311
oct1576226377022
9373732726280
10120030101010
11469a4954496
121b319a08016
13b41b4c6311
145b49340278
1531c794e590
hex1bf259fe12

120030101010 has 48 divisors (see below), whose sum is σ = 312096058560. Its totient is φ = 32006201760.

The previous prime is 120030100921. The next prime is 120030101017. The reversal of 120030101010 is 10101030021.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 120030100983 and 120030101001.

It is not an unprimeable number, because it can be changed into a prime (120030101017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2444481 + ... + 2493099.

It is an arithmetic number, because the mean of its divisors is an integer number (6502001220).

Almost surely, 2120030101010 is an apocalyptic number.

120030101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120030101010 is an abundant number, since it is smaller than the sum of its proper divisors (192065957550).

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

120030101010 is a wasteful number, since it uses less digits than its factorization.

120030101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76063 (or 76060 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 120030101010 its reverse (10101030021), we get a palindrome (130131131031).

The spelling of 120030101010 in words is "one hundred twenty billion, thirty million, one hundred one thousand, ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 27431 48619 54862 82293 97238 137155 145857 164586 243095 246879 274310 291714 411465 437571 486190 493758 729285 822930 875142 1234395 1458570 2187855 2468790 4375710 1333667789 2667335578 4001003367 6668338945 8002006734 12003010101 13336677890 20005016835 24006020202 40010033670 60015050505 120030101010