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20122002201122 = 217982168461279
BaseRepresentation
bin1001001001101000001001…
…10010110001101000100010
32122020122101221010110202022
410210310010302301220202
510114134330030413442
6110443530432421442
74144523654434223
oct444640462615042
978218357113668
1020122002201122
116458769732528
12230b9419a7882
13b2c65c2362a3
144d7ca547324a
1524d6459d63d2
hex124d04cb1a22

20122002201122 has 16 divisors (see below), whose sum is σ = 30388592966400. Its totient is φ = 9992608136880.

The previous prime is 20122002201109. The next prime is 20122002201139. The reversal of 20122002201122 is 22110220022102.

It is a happy number.

It is a super-2 number, since 2×201220022011222 (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20122002201122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33936722 + ... + 34524557.

It is an arithmetic number, because the mean of its divisors is an integer number (1899287060400).

Almost surely, 220122002201122 is an apocalyptic number.

20122002201122 is a deficient number, since it is larger than the sum of its proper divisors (10266590765278).

20122002201122 is a wasteful number, since it uses less digits than its factorization.

20122002201122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68462281.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20122002201122 its reverse (22110220022102), we get a palindrome (42232222223224).

The spelling of 20122002201122 in words is "twenty trillion, one hundred twenty-two billion, two million, two hundred one thousand, one hundred twenty-two".

Divisors: 1 2 179 358 821 1642 146959 293918 68461279 136922558 12254568941 24509137882 56206710059 112413420118 10061001100561 20122002201122