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20022020110110 = 23517136128845601
BaseRepresentation
bin1001000110101101111010…
…11001010111011100011110
32121220002100000012000000110
410203112331121113130132
510111020044122010420
6110325553345310450
74134354215615424
oct443267531273436
977802300160013
1020022020110110
11641a322419747
1222b449a035426
13b230b73572a5
144d30dc955114
1524ac43137ee0
hex1235bd65771e

20022020110110 has 64 divisors (see below), whose sum is σ = 50916872061504. Its totient is φ = 5021442048000.

The previous prime is 20022020110007. The next prime is 20022020110117. The reversal of 20022020110110 is 1101102022002.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022020110117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13728691 + ... + 15116910.

It is an arithmetic number, because the mean of its divisors is an integer number (795576125961).

Almost surely, 220022020110110 is an apocalyptic number.

20022020110110 is an abundant number, since it is smaller than the sum of its proper divisors (30894851951394).

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

20022020110110 is a wasteful number, since it uses less digits than its factorization.

20022020110110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28846989.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20022020110110 its reverse (1101102022002), we get a palindrome (21123122132112).

The spelling of 20022020110110 in words is "twenty trillion, twenty-two billion, twenty million, one hundred ten thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 17 30 34 51 85 102 170 255 510 1361 2722 4083 6805 8166 13610 20415 23137 40830 46274 69411 115685 138822 231370 347055 694110 28845601 57691202 86536803 144228005 173073606 288456010 432684015 490375217 865368030 980750434 1471125651 2451876085 2942251302 4903752170 7355628255 14711256510 39258862961 78517725922 117776588883 196294314805 235553177766 392588629610 588882944415 667400670337 1177765888830 1334801340674 2002202011011 3337003351685 4004404022022 6674006703370 10011010055055 20022020110110