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10020201311 = 83269448793
BaseRepresentation
bin10010101010100000…
…00010001101011111
3221212022202222010002
421111100002031133
5131010132420221
64334143404515
7503211206621
oct112520021537
927768688102
1010020201311
11428216260a
121b378b373b
13c38c41403
146b0b00c11
153d9a4d80b
hex25540235f

10020201311 has 8 divisors (see below), whose sum is σ = 10178647920. Its totient is φ = 9862652992.

The previous prime is 10020201293. The next prime is 10020201313. The reversal of 10020201311 is 11310202001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10020201311 is a prime.

It is a super-2 number, since 2×100202013112 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10020201292 and 10020201301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020201313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202070 + ... + 246723.

It is an arithmetic number, because the mean of its divisors is an integer number (1272330990).

Almost surely, 210020201311 is an apocalyptic number.

10020201311 is a deficient number, since it is larger than the sum of its proper divisors (158446609).

10020201311 is an equidigital number, since it uses as much as digits as its factorization.

10020201311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449145.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10020201311 its reverse (11310202001), we get a palindrome (21330403312).

The spelling of 10020201311 in words is "ten billion, twenty million, two hundred one thousand, three hundred eleven".

Divisors: 1 83 269 22327 448793 37249819 120725317 10020201311