Search a number
-
+
2110101020001 = 3213472771385287
BaseRepresentation
bin11110101101001011110…
…100100101110101100001
321110201112120100011201200
4132231023310211311201
5234032441330120001
64253211135551413
7305310161506332
oct36551364456541
97421476304650
102110101020001
117439860197a7
122a0b5068b569
13123c9b971110
14741b524c289
1539d4ddcc086
hex1eb4bd25d61

2110101020001 has 48 divisors (see below), whose sum is σ = 3364321519104. Its totient is φ = 1266306556032.

The previous prime is 2110101019993. The next prime is 2110101020023. The reversal of 2110101020001 is 1000201010112.

It is a happy number.

It is not a de Polignac number, because 2110101020001 - 23 = 2110101019993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (2110101020081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 830580 + ... + 2215866.

It is an arithmetic number, because the mean of its divisors is an integer number (70090031648).

Almost surely, 22110101020001 is an apocalyptic number.

It is an amenable number.

2110101020001 is a deficient number, since it is larger than the sum of its proper divisors (1254220499103).

2110101020001 is a wasteful number, since it uses less digits than its factorization.

2110101020001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385630 (or 1385627 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 2110101020001 its reverse (1000201010112), we get a palindrome (3110302030113).

The spelling of 2110101020001 in words is "two trillion, one hundred ten billion, one hundred one million, twenty thousand, one".

Divisors: 1 3 9 13 39 47 117 141 277 423 611 831 1833 2493 3601 5499 10803 13019 32409 39057 117171 169247 507741 1385287 1523223 4155861 12467583 18008731 54026193 65108489 162078579 195325467 383724499 585976401 846410357 1151173497 2539231071 3453520491 4988418487 7617693213 14965255461 18035051453 44895766383 54105154359 162315463077 234455668889 703367006667 2110101020001