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11211021202002 = 231979484789511
BaseRepresentation
bin1010001100100100010011…
…1011111011001001010010
31110200202121100021102201120
42203021010323323021102
52432140132411431002
635502134432143110
72234653361616516
oct243110473731122
943622540242646
1011211021202002
11363262721a316
121310930397a96
1363426bb8211b
142aa88b286146
151469574a9cbc
hexa3244efb252

11211021202002 has 16 divisors (see below), whose sum is σ = 22535859880512. Its totient is φ = 3718037487920.

The previous prime is 11211021201997. The next prime is 11211021202013. The reversal of 11211021202002 is 20020212011211.

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, 4742393574 + ... + 4742395937.

It is an arithmetic number, because the mean of its divisors is an integer number (1408491242532).

Almost surely, 211211021202002 is an apocalyptic number.

11211021202002 is an abundant number, since it is smaller than the sum of its proper divisors (11324838678510).

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

11211021202002 is a wasteful number, since it uses less digits than its factorization.

11211021202002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9484789713.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11211021202002 its reverse (20020212011211), we get a palindrome (31231233213213).

The spelling of 11211021202002 in words is "eleven trillion, two hundred eleven billion, twenty-one million, two hundred two thousand, two".

Divisors: 1 2 3 6 197 394 591 1182 9484789511 18969579022 28454368533 56908737066 1868503533667 3737007067334 5605510601001 11211021202002