Base | Representation |
---|---|
bin | 11101110001101100011… |
… | …10100011101001010011 |
3 | 10121210211102201210002222 |
4 | 32320312032203221103 |
5 | 113230313133032011 |
6 | 2102002224531255 |
7 | 133626445346312 |
oct | 16706616435123 |
9 | 3553742653088 |
10 | 1023112002131 |
11 | 3649990641aa |
12 | 146352180b2b |
13 | 7562c61144b |
14 | 37739b6c279 |
15 | 1b9307ebddb |
hex | ee363a3a53 |
1023112002131 has 4 divisors (see below), whose sum is σ = 1028468609664. Its totient is φ = 1017755394600.
The previous prime is 1023112002127. The next prime is 1023112002149. The reversal of 1023112002131 is 1312002113201.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1023112002131 - 22 = 1023112002127 is a prime.
It is a super-2 number, since 2×10231120021312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1023112002181) 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, 2678303480 + ... + 2678303861.
It is an arithmetic number, because the mean of its divisors is an integer number (257117152416).
Almost surely, 21023112002131 is an apocalyptic number.
1023112002131 is a deficient number, since it is larger than the sum of its proper divisors (5356607533).
1023112002131 is an equidigital number, since it uses as much as digits as its factorization.
1023112002131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5356607532.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 1023112002131 its reverse (1312002113201), we get a palindrome (2335114115332).
The spelling of 1023112002131 in words is "one trillion, twenty-three billion, one hundred twelve million, two thousand, one hundred thirty-one".
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