Base | Representation |
---|---|
bin | 11110111000010111001… |
… | …001000101000000110111 |
3 | 21111212111221111012120221 |
4 | 132320113021011000313 |
5 | 234232031114200043 |
6 | 4302514044435211 |
7 | 306213445141663 |
oct | 36702711050067 |
9 | 7455457435527 |
10 | 2122102100023 |
11 | 748a84348854 |
12 | 2a333b848b07 |
13 | 1251620c33b9 |
14 | 749d306b8a3 |
15 | 3a3027b28ed |
hex | 1ee17245037 |
2122102100023 has 4 divisors (see below), whose sum is σ = 2147669595288. Its totient is φ = 2096534604760.
The previous prime is 2122102099991. The next prime is 2122102100039. The reversal of 2122102100023 is 3200012012212.
It is a happy number.
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 2122102100023 - 25 = 2122102099991 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 (2122102101023) 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, 12783747508 + ... + 12783747673.
It is an arithmetic number, because the mean of its divisors is an integer number (536917398822).
Almost surely, 22122102100023 is an apocalyptic number.
2122102100023 is a deficient number, since it is larger than the sum of its proper divisors (25567495265).
2122102100023 is an equidigital number, since it uses as much as digits as its factorization.
2122102100023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25567495264.
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 2122102100023 its reverse (3200012012212), we get a palindrome (5322114112235).
The spelling of 2122102100023 in words is "two trillion, one hundred twenty-two billion, one hundred two million, one hundred thousand, twenty-three".
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