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101010101108 = 2275961144129
BaseRepresentation
bin101111000010010101…
…0111101001101110100
3100122201120022210110212
41132010222331031310
53123332041213413
6114223045004552
710204060456460
oct1360452751564
9318646283425
10101010101108
1139924629004
12176b00b3758
1396a9b754c7
144c6327b4a0
152962c63ca8
hex1784abd374

101010101108 has 24 divisors (see below), whose sum is σ = 205444276800. Its totient is φ = 42556313088.

The previous prime is 101010101081. The next prime is 101010101119. The reversal of 101010101108 is 801101010101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 101010101092 and 101010101101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30570413 + ... + 30573716.

It is an arithmetic number, because the mean of its divisors is an integer number (8560178200).

Almost surely, 2101010101108 is an apocalyptic number.

It is an amenable number.

101010101108 is an abundant number, since it is smaller than the sum of its proper divisors (104434175692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101010101108 is a wasteful number, since it uses less digits than its factorization.

101010101108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61144199 (or 61144197 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 101010101108 its reverse (801101010101), we get a palindrome (902111111209).

The spelling of 101010101108 in words is "one hundred one billion, ten million, one hundred one thousand, one hundred eight".

Divisors: 1 2 4 7 14 28 59 118 236 413 826 1652 61144129 122288258 244576516 428008903 856017806 1712035612 3607503611 7215007222 14430014444 25252525277 50505050554 101010101108