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101220010107 = 3191775789651
BaseRepresentation
bin101111001000100101…
…1101100100001111011
3100200021012022021111020
41132101023230201323
53124244310310412
6114255544033523
710212216614166
oct1362113544173
9320235267436
10101220010107
1139a22069817
121774a4628a3
1397114bbb08
144c830bcadd
1529763c918c
hex17912ec87b

101220010107 has 8 divisors (see below), whose sum is σ = 142063172160. Its totient is φ = 63928427400.

The previous prime is 101220010103. The next prime is 101220010117. The reversal of 101220010107 is 701010022101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101220010107 - 22 = 101220010103 is a prime.

It is a super-2 number, since 2×1012200101072 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101220010103) 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, 887894769 + ... + 887894882.

It is an arithmetic number, because the mean of its divisors is an integer number (17757896520).

Almost surely, 2101220010107 is an apocalyptic number.

101220010107 is a deficient number, since it is larger than the sum of its proper divisors (40843162053).

101220010107 is a wasteful number, since it uses less digits than its factorization.

101220010107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1775789673.

The product of its (nonzero) digits is 28, while the sum is 15.

Adding to 101220010107 its reverse (701010022101), we get a palindrome (802230032208).

The spelling of 101220010107 in words is "one hundred one billion, two hundred twenty million, ten thousand, one hundred seven".

Divisors: 1 3 19 57 1775789651 5327368953 33740003369 101220010107