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110120020030 = 2529616224987
BaseRepresentation
bin110011010001110101…
…0100010100000111110
3101112020110020121220101
41212203222202200332
53301011211120110
6122331034111314
710645606504036
oct1464352424076
9345213217811
10110120020030
1142779975a19
1219412b7b53a
13a4cc32cc87
1454891068c6
152ce790413a
hex19a3aa283e

110120020030 has 32 divisors (see below), whose sum is σ = 208412598240. Its totient is φ = 41831905920.

The previous prime is 110120019967. The next prime is 110120020039. The reversal of 110120020030 is 30020021011.

It is a super-2 number, since 2×1101200200302 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 110120019989 and 110120020016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110120020039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3094804 + ... + 3130183.

It is an arithmetic number, because the mean of its divisors is an integer number (6512893695).

Almost surely, 2110120020030 is an apocalyptic number.

110120020030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

110120020030 is a deficient number, since it is larger than the sum of its proper divisors (98292578210).

110120020030 is a wasteful number, since it uses less digits than its factorization.

110120020030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6225084.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 110120020030 its reverse (30020021011), we get a palindrome (140140041041).

The spelling of 110120020030 in words is "one hundred ten billion, one hundred twenty million, twenty thousand, thirty".

Divisors: 1 2 5 10 29 58 61 122 145 290 305 610 1769 3538 8845 17690 6224987 12449974 31124935 62249870 180524623 361049246 379724207 759448414 902623115 1805246230 1898621035 3797242070 11012002003 22024004006 55060010015 110120020030