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11212023301 = 31361678171
BaseRepresentation
bin10100111000100100…
…11110011000000101
31001221101101210112021
422130102132120011
5140430234221201
65052320323141
7544562424403
oct123422363005
931841353467
1011212023301
114833993066
12220aa734b1
131098b3141b
14785102473
154594c0ea1
hex29c49e605

11212023301 has 4 divisors (see below), whose sum is σ = 11573701504. Its totient is φ = 10850345100.

The previous prime is 11212023299. The next prime is 11212023343. The reversal of 11212023301 is 10332021211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11212023301 - 21 = 11212023299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212023401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180839055 + ... + 180839116.

It is an arithmetic number, because the mean of its divisors is an integer number (2893425376).

Almost surely, 211212023301 is an apocalyptic number.

It is an amenable number.

11212023301 is a deficient number, since it is larger than the sum of its proper divisors (361678203).

11212023301 is an equidigital number, since it uses as much as digits as its factorization.

11212023301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361678202.

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

Adding to 11212023301 its reverse (10332021211), we get a palindrome (21544044512).

The spelling of 11212023301 in words is "eleven billion, two hundred twelve million, twenty-three thousand, three hundred one".

Divisors: 1 31 361678171 11212023301