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11232212313 = 371373389561
BaseRepresentation
bin10100111010111110…
…11111010101011001
31001222210101111122110
422131133133111121
5141000421243223
65054321142533
7545226141450
oct123537372531
931883344573
1011232212313
1148443223a3
12221578aa49
1310a007c89a
14787a79b97
1545b15cd93
hex29d7df559

11232212313 has 16 divisors (see below), whose sum is σ = 17128262016. Its totient is φ = 6413715840.

The previous prime is 11232212281. The next prime is 11232212333. The reversal of 11232212313 is 31321223211.

It is not a de Polignac number, because 11232212313 - 25 = 11232212281 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 11232212313.

It is not an unprimeable number, because it can be changed into a prime (11232212333) 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, 165948 + ... + 223613.

It is an arithmetic number, because the mean of its divisors is an integer number (1070516376).

Almost surely, 211232212313 is an apocalyptic number.

It is an amenable number.

11232212313 is a deficient number, since it is larger than the sum of its proper divisors (5896049703).

11232212313 is a wasteful number, since it uses less digits than its factorization.

11232212313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390944.

The product of its digits is 432, while the sum is 21.

Adding to 11232212313 its reverse (31321223211), we get a palindrome (42553435524).

The spelling of 11232212313 in words is "eleven billion, two hundred thirty-two million, two hundred twelve thousand, three hundred thirteen".

Divisors: 1 3 7 21 1373 4119 9611 28833 389561 1168683 2726927 8180781 534867253 1604601759 3744070771 11232212313