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20120210010210 = 2351935298614053
BaseRepresentation
bin1001001001100100110011…
…11110000111000001100010
32122020110210000210202000010
410210302121332013001202
510114122142230311320
6110443032531505350
74144431363162642
oct444623176070142
978213700722003
1020120210010210
116457a2a021a12
12230b521758256
13b2c434b4b7ab
144d7b75430522
1524d58d4c1ae0
hex124c99f87062

20120210010210 has 32 divisors (see below), whose sum is σ = 50830004237760. Its totient is φ = 5083000423488.

The previous prime is 20120210010169. The next prime is 20120210010223. The reversal of 20120210010210 is 1201001202102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17649306457 + ... + 17649307596.

It is an arithmetic number, because the mean of its divisors is an integer number (1588437632430).

Almost surely, 220120210010210 is an apocalyptic number.

20120210010210 is an abundant number, since it is smaller than the sum of its proper divisors (30709794227550).

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

20120210010210 is a wasteful number, since it uses less digits than its factorization.

20120210010210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35298614082.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20120210010210 its reverse (1201001202102), we get a palindrome (21321211212312).

The spelling of 20120210010210 in words is "twenty trillion, one hundred twenty billion, two hundred ten million, ten thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 35298614053 70597228106 105895842159 176493070265 211791684318 352986140530 529479210795 670673667007 1058958421590 1341347334014 2012021001021 3353368335035 4024042002042 6706736670070 10060105005105 20120210010210