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102110202301 = 138173939321
BaseRepresentation
bin101111100011000111…
…1100000100110111101
3100202120020100201121111
41133012033200212331
53133110202433201
6114524144002021
710243246253542
oct1370617404675
9322506321544
10102110202301
113a339602348
1217958600311
139823a60263
144d29404bc9
1529c9619b51
hex17c63e09bd

102110202301 has 4 divisors (see below), whose sum is σ = 102184143004. Its totient is φ = 102036261600.

The previous prime is 102110202277. The next prime is 102110202319. The reversal of 102110202301 is 103202011201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 51979440100 + 50130762201 = 227990^2 + 223899^2 .

It is a cyclic number.

It is not a de Polignac number, because 102110202301 - 25 = 102110202269 is a prime.

It is a super-2 number, since 2×1021102023012 (a number of 23 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 (102110202101) 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, 36968280 + ... + 36971041.

It is an arithmetic number, because the mean of its divisors is an integer number (25546035751).

Almost surely, 2102110202301 is an apocalyptic number.

It is an amenable number.

102110202301 is a deficient number, since it is larger than the sum of its proper divisors (73940703).

102110202301 is an equidigital number, since it uses as much as digits as its factorization.

102110202301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73940702.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 102110202301 its reverse (103202011201), we get a palindrome (205312213502).

The spelling of 102110202301 in words is "one hundred two billion, one hundred ten million, two hundred two thousand, three hundred one".

Divisors: 1 1381 73939321 102110202301