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23312201101 = 73330314443
BaseRepresentation
bin10101101101100000…
…111111010110001101
32020011200000111222121
4111231200333112031
5340220410413401
614413125212541
71453461303610
oct255540772615
966150014877
1023312201101
119983147802
124627261151
13227696c647
1411b215a177
1591692dca1
hex56d83f58d

23312201101 has 4 divisors (see below), whose sum is σ = 26642515552. Its totient is φ = 19981886652.

The previous prime is 23312201089. The next prime is 23312201147. The reversal of 23312201101 is 10110221332.

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 not a de Polignac number, because 23312201101 - 215 = 23312168333 is a prime.

It is a super-2 number, since 2×233122011012 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23312202101) 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, 1665157215 + ... + 1665157228.

It is an arithmetic number, because the mean of its divisors is an integer number (6660628888).

Almost surely, 223312201101 is an apocalyptic number.

It is an amenable number.

23312201101 is a deficient number, since it is larger than the sum of its proper divisors (3330314451).

23312201101 is an equidigital number, since it uses as much as digits as its factorization.

23312201101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3330314450.

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

Adding to 23312201101 its reverse (10110221332), we get a palindrome (33422422433).

The spelling of 23312201101 in words is "twenty-three billion, three hundred twelve million, two hundred one thousand, one hundred one".

Divisors: 1 7 3330314443 23312201101