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20010210100013 = 76742665693177
BaseRepresentation
bin1001000110010111111010…
…11101110000001100101101
32121211221211221120022211002
410203023331131300030231
510110321402241200023
6110320321424010045
74133455442315210
oct443137535601455
977757757508732
1020010210100013
116415311a33321
1222b2142a60925
13b21c54683733
144d26dc271777
1524a7a13e5b28
hex1232fd77032d

20010210100013 has 8 divisors (see below), whose sum is σ = 23210137088832. Its totient is φ = 16895614497696.

The previous prime is 20010210099953. The next prime is 20010210100021. The reversal of 20010210100013 is 31000101201002.

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 20010210100013 - 232 = 20005915132717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20010210099967 and 20010210100003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20010210100093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21332846120 + ... + 21332847057.

It is an arithmetic number, because the mean of its divisors is an integer number (2901267136104).

Almost surely, 220010210100013 is an apocalyptic number.

It is an amenable number.

20010210100013 is a deficient number, since it is larger than the sum of its proper divisors (3199926988819).

20010210100013 is an equidigital number, since it uses as much as digits as its factorization.

20010210100013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42665693251.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 20010210100013 its reverse (31000101201002), we get a palindrome (51010311301015).

The spelling of 20010210100013 in words is "twenty trillion, ten billion, two hundred ten million, one hundred thousand, thirteen".

Divisors: 1 7 67 469 42665693177 298659852239 2858601442859 20010210100013