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1201102112010 = 235601136148947
BaseRepresentation
bin10001011110100111010…
…000111100010100001010
311020211020212112012102210
4101132213100330110022
5124134324120041020
62315440110405550
7152530300333413
oct21364720742412
94224225465383
101201102112010
11423425914169
121749468008b6
1389356a27aa8
14421c2a5680a
152139b83c3e0
hex117a743c50a

1201102112010 has 64 divisors (see below), whose sum is σ = 2889622076544. Its totient is φ = 319519488000.

The previous prime is 1201102111999. The next prime is 1201102112017. The reversal of 1201102112010 is 102112011021.

It is not an unprimeable number, because it can be changed into a prime (1201102112017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24514357 + ... + 24563303.

It is an arithmetic number, because the mean of its divisors is an integer number (45150344946).

Almost surely, 21201102112010 is an apocalyptic number.

1201102112010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201102112010 is an abundant number, since it is smaller than the sum of its proper divisors (1688519964534).

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

1201102112010 is a wasteful number, since it uses less digits than its factorization.

1201102112010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50919.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1201102112010 its reverse (102112011021), we get a palindrome (1303214123031).

The spelling of 1201102112010 in words is "one trillion, two hundred one billion, one hundred two million, one hundred twelve thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 601 1202 1361 1803 2722 3005 3606 4083 6010 6805 8166 9015 13610 18030 20415 40830 48947 97894 146841 244735 293682 489470 734205 817961 1468410 1635922 2453883 4089805 4907766 8179610 12269415 24538830 29417147 58834294 66616867 88251441 133233734 147085735 176502882 199850601 294171470 333084335 399701202 441257205 666168670 882514410 999253005 1998506010 40036737067 80073474134 120110211201 200183685335 240220422402 400367370670 600551056005 1201102112010