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120013113222 = 23213075101297
BaseRepresentation
bin110111111000101010…
…1101100011110000110
3102110202220211211110100
41233301111230132012
53431241324110342
6131044441304530
711446015426242
oct1576125543606
9373686754410
10120013113222
11469963012a2
121b314195146
13b417b28c82
145b46d9b422
1531c61e5e4c
hex1bf156c786

120013113222 has 24 divisors (see below), whose sum is σ = 260227413576. Its totient is φ = 39973755456.

The previous prime is 120013113221. The next prime is 120013113247. The reversal of 120013113222 is 222311310021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 120013113195 and 120013113204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120013113221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2527123 + ... + 2574174.

It is an arithmetic number, because the mean of its divisors is an integer number (10842808899).

Almost surely, 2120013113222 is an apocalyptic number.

120013113222 is an abundant number, since it is smaller than the sum of its proper divisors (140214300354).

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

120013113222 is a wasteful number, since it uses less digits than its factorization.

120013113222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5102612 (or 5102609 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 120013113222 its reverse (222311310021), we get a palindrome (342324423243).

The spelling of 120013113222 in words is "one hundred twenty billion, thirteen million, one hundred thirteen thousand, two hundred twenty-two".

Divisors: 1 2 3 6 9 18 1307 2614 3921 7842 11763 23526 5101297 10202594 15303891 30607782 45911673 91823346 6667395179 13334790358 20002185537 40004371074 60006556611 120013113222