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1101110020 = 225131420271
BaseRepresentation
bin100000110100001…
…1001101100000100
32211201221011222121
41001220121230010
54223341010040
6301132335324
736200165203
oct10150315404
92751834877
101101110020
1151560328a
12268914544
1314717bcba
14a634b23a
1566a04c4a
hex41a19b04

1101110020 has 24 divisors (see below), whose sum is σ = 2329987968. Its totient is φ = 437080800.

The previous prime is 1101110011. The next prime is 1101110039. The reversal of 1101110020 is 200111011.

Adding to 1101110020 its reverse (200111011), we get a palindrome (1301221031).

Subtracting from 1101110020 its reverse (200111011), we obtain a palindrome (900999009).

It is a super-2 number, since 2×11011100202 = 2424886552288800800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1101109985 and 1101110012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207516 + ... + 212755.

It is an arithmetic number, because the mean of its divisors is an integer number (97082832).

Almost surely, 21101110020 is an apocalyptic number.

1101110020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101110020 is an abundant number, since it is smaller than the sum of its proper divisors (1228877948).

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

1101110020 is a wasteful number, since it uses less digits than its factorization.

1101110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420411 (or 420409 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

The square root of 1101110020 is about 33182.9778651645. The cubic root of 1101110020 is about 1032.6272264745.

The spelling of 1101110020 in words is "one billion, one hundred one million, one hundred ten thousand, twenty".

Divisors: 1 2 4 5 10 20 131 262 524 655 1310 2620 420271 840542 1681084 2101355 4202710 8405420 55055501 110111002 220222004 275277505 550555010 1101110020