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2002012212122 = 213127661917251
BaseRepresentation
bin11101001000100001001…
…110100000101110011010
321002101112200011211001222
4131020201032200232122
5230300110111241442
64131413421412042
7264432505011506
oct35104116405632
97071480154058
102002012212122
1170205977960a
12284005a0a022
13116a343c6130
146cc7dc07306
15371249a38d2
hex1d2213a0b9a

2002012212122 has 32 divisors (see below), whose sum is σ = 3264419149824. Its totient is φ = 915342120000.

The previous prime is 2002012212107. The next prime is 2002012212133. The reversal of 2002012212122 is 2212122102002.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2002012212122.

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, 1723997 + ... + 2641247.

It is an arithmetic number, because the mean of its divisors is an integer number (102013098432).

Almost surely, 22002012212122 is an apocalyptic number.

2002012212122 is a deficient number, since it is larger than the sum of its proper divisors (1262406937702).

2002012212122 is a wasteful number, since it uses less digits than its factorization.

2002012212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918054.

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

Adding to 2002012212122 its reverse (2212122102002), we get a palindrome (4214134314124).

The spelling of 2002012212122 in words is "two trillion, two billion, twelve million, two hundred twelve thousand, one hundred twenty-two".

Divisors: 1 2 13 26 127 254 661 1322 1651 3302 8593 17186 83947 167894 917251 1091311 1834502 2182622 11924263 23848526 116490877 232981754 606302911 1212605822 1514381401 3028762802 7881937843 15763875686 77000469697 154000939394 1001006106061 2002012212122