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130213210220 = 2256510660511
BaseRepresentation
bin111100101000101001…
…1111110100001101100
3110110002210010110001122
41321101103332201230
54113134040211340
6135452533000112
712256543011332
oct1712123764154
9413083113048
10130213210220
115024aa65125
12212a0183038
13c382105922
146433929b52
1535c192bdb5
hex1e514fe86c

130213210220 has 12 divisors (see below), whose sum is σ = 273447741504. Its totient is φ = 52085284080.

The previous prime is 130213210189. The next prime is 130213210273. The reversal of 130213210220 is 22012312031.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3255330236 + ... + 3255330275.

It is an arithmetic number, because the mean of its divisors is an integer number (22787311792).

Almost surely, 2130213210220 is an apocalyptic number.

130213210220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130213210220 is an abundant number, since it is smaller than the sum of its proper divisors (143234531284).

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

130213210220 is a wasteful number, since it uses less digits than its factorization.

130213210220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6510660520 (or 6510660518 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 130213210220 its reverse (22012312031), we get a palindrome (152225522251).

The spelling of 130213210220 in words is "one hundred thirty billion, two hundred thirteen million, two hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 6510660511 13021321022 26042642044 32553302555 65106605110 130213210220