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21011002002133 = 1113409359242259
BaseRepresentation
bin1001100011100000000010…
…10011111000101011010101
32202101122001212002112210021
410301300001103320223111
510223221013003032013
6112404153203425141
74265665134162613
oct461600123705325
982348055075707
1021011002002133
116770796968a80
1224340a60851b1
13b95437a282c0
14528d1b9366b3
15266827434a8d
hex131c014f8ad5

21011002002133 has 16 divisors (see below), whose sum is σ = 24744606868800. Its totient is φ = 17588500951680.

The previous prime is 21011002002101. The next prime is 21011002002157. The reversal of 21011002002133 is 33120020011012.

It is a cyclic number.

It is not a de Polignac number, because 21011002002133 - 25 = 21011002002101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21011002102133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179562643 + ... + 179679616.

It is an arithmetic number, because the mean of its divisors is an integer number (1546537929300).

Almost surely, 221011002002133 is an apocalyptic number.

It is an amenable number.

21011002002133 is a deficient number, since it is larger than the sum of its proper divisors (3733604866667).

21011002002133 is a wasteful number, since it uses less digits than its factorization.

21011002002133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359242692.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 21011002002133 its reverse (33120020011012), we get a palindrome (54131022013145).

The spelling of 21011002002133 in words is "twenty-one trillion, eleven billion, two million, two thousand, one hundred thirty-three".

Divisors: 1 11 13 143 409 4499 5317 58487 359242259 3951664849 4670149367 51371643037 146930083931 1616230923241 1910091091103 21011002002133