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12100220022 = 2311183336667
BaseRepresentation
bin10110100010011101…
…01011010001110110
31011020021200212101010
423101032223101312
5144240124020042
65320405413050
7605566113252
oct132116532166
934207625333
1012100220022
11514a293440
12241840a186
1311aab54507
1482b069262
154ac46a59c
hex2d13ab476

12100220022 has 16 divisors (see below), whose sum is σ = 26400480192. Its totient is φ = 3666733320.

The previous prime is 12100220017. The next prime is 12100220039. The reversal of 12100220022 is 22002200121.

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, 91668268 + ... + 91668399.

It is an arithmetic number, because the mean of its divisors is an integer number (1650030012).

Almost surely, 212100220022 is an apocalyptic number.

12100220022 is an abundant number, since it is smaller than the sum of its proper divisors (14300260170).

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

12100220022 is a wasteful number, since it uses less digits than its factorization.

12100220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183336683.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 12100220022 its reverse (22002200121), we get a palindrome (34102420143).

The spelling of 12100220022 in words is "twelve billion, one hundred million, two hundred twenty thousand, twenty-two".

Divisors: 1 2 3 6 11 22 33 66 183336667 366673334 550010001 1100020002 2016703337 4033406674 6050110011 12100220022