Search a number
-
+
120022120220 = 22545713131523
BaseRepresentation
bin110111111000111100…
…0000011011100011100
3102110210112210102201212
41233301320003130130
53431301130321340
6131045402323552
711446155121562
oct1576170033434
9373715712655
10120022120220
11469a03a33a2
121b3171b95b8
13b419960862
145b48263a32
1531c6dc4a65
hex1bf1e0371c

120022120220 has 24 divisors (see below), whose sum is σ = 252597995664. Its totient is φ = 47903792256.

The previous prime is 120022120181. The next prime is 120022120301. The reversal of 120022120220 is 22021220021.

It is a junction number, because it is equal to n+sod(n) for n = 120022120195 and 120022120204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6556622 + ... + 6574901.

It is an arithmetic number, because the mean of its divisors is an integer number (10524916486).

Almost surely, 2120022120220 is an apocalyptic number.

120022120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120022120220 is an abundant number, since it is smaller than the sum of its proper divisors (132575875444).

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

120022120220 is a wasteful number, since it uses less digits than its factorization.

120022120220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13131989 (or 13131987 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 120022120220 its reverse (22021220021), we get a palindrome (142043340241).

The spelling of 120022120220 in words is "one hundred twenty billion, twenty-two million, one hundred twenty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 457 914 1828 2285 4570 9140 13131523 26263046 52526092 65657615 131315230 262630460 6001106011 12002212022 24004424044 30005530055 60011060110 120022120220