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10220131241 = 33133084857
BaseRepresentation
bin10011000010010101…
…01101001110101001
3222101020222110102022
421201022231032221
5131412323144431
64410044514225
7511156452665
oct114112551651
928336873368
1010220131241
114374aa7961
121b9284b975
13c6b4a2848
146cd4a58a5
153ec39207b
hex2612ad3a9

10220131241 has 4 divisors (see below), whose sum is σ = 10223219412. Its totient is φ = 10217043072.

The previous prime is 10220131237. The next prime is 10220131249. The reversal of 10220131241 is 14213102201.

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 8463264016 + 1756867225 = 91996^2 + 41915^2 .

It is a cyclic number.

It is not a de Polignac number, because 10220131241 - 22 = 10220131237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10220131249) 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, 1539116 + ... + 1545741.

It is an arithmetic number, because the mean of its divisors is an integer number (2555804853).

Almost surely, 210220131241 is an apocalyptic number.

It is an amenable number.

10220131241 is a deficient number, since it is larger than the sum of its proper divisors (3088171).

10220131241 is an equidigital number, since it uses as much as digits as its factorization.

10220131241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3088170.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 10220131241 its reverse (14213102201), we get a palindrome (24433233442).

The spelling of 10220131241 in words is "ten billion, two hundred twenty million, one hundred thirty-one thousand, two hundred forty-one".

Divisors: 1 3313 3084857 10220131241