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101010122197 = 412699158593
BaseRepresentation
bin101111000010010101…
…1000010010111010101
3100122201120100212101221
41132010223002113111
53123332042402242
6114223045250341
710204060605115
oct1360453022725
9318646325357
10101010122197
1139924642936
12176b01039b1
1396a9b81c9a
144c63285045
152962c6a167
hex1784ac25d5

101010122197 has 8 divisors (see below), whose sum is σ = 103858455960. Its totient is φ = 98180106240.

The previous prime is 101010122183. The next prime is 101010122203. The reversal of 101010122197 is 791221010101.

It can be written as a sum of positive squares in 4 ways, for example, as 4786702596 + 96223419601 = 69186^2 + 310199^2 .

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 101010122197 - 223 = 101001733589 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 (101010122107) 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, 4568268 + ... + 4590325.

It is an arithmetic number, because the mean of its divisors is an integer number (12982306995).

Almost surely, 2101010122197 is an apocalyptic number.

It is an amenable number.

101010122197 is a deficient number, since it is larger than the sum of its proper divisors (2848333763).

101010122197 is an equidigital number, since it uses as much as digits as its factorization.

101010122197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9158903.

The product of its (nonzero) digits is 252, while the sum is 25.

Adding to 101010122197 its reverse (791221010101), we get a palindrome (892231132298).

The spelling of 101010122197 in words is "one hundred one billion, ten million, one hundred twenty-two thousand, one hundred ninety-seven".

Divisors: 1 41 269 11029 9158593 375502313 2463661517 101010122197