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11213121301 = 19837110413
BaseRepresentation
bin10100111000101101…
…01010011100010101
31001221110110120200221
422130112222130111
5140431024340201
65052400034341
7544604646514
oct123426523425
931843416627
1011213121301
114834572aa8
12220b3029b1
131099127125
1478530a67b
1545963b4a1
hex29c5aa715

11213121301 has 8 divisors (see below), whose sum is σ = 11945495520. Its totient is φ = 10494968112.

The previous prime is 11213121287. The next prime is 11213121323. The reversal of 11213121301 is 10312131211.

It is a happy number.

11213121301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11213121301 - 219 = 11212597013 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 (11213121401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3553630 + ... + 3556783.

It is an arithmetic number, because the mean of its divisors is an integer number (1493186940).

Almost surely, 211213121301 is an apocalyptic number.

It is an amenable number.

11213121301 is a deficient number, since it is larger than the sum of its proper divisors (732374219).

11213121301 is an equidigital number, since it uses as much as digits as its factorization.

11213121301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7110515.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 11213121301 its reverse (10312131211), we get a palindrome (21525252512).

It can be divided in two parts, 11 and 213121301, that added together give a palindrome (213121312).

The spelling of 11213121301 in words is "eleven billion, two hundred thirteen million, one hundred twenty-one thousand, three hundred one".

Divisors: 1 19 83 1577 7110413 135097847 590164279 11213121301