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1201101110022 = 231143423220969
BaseRepresentation
bin10001011110100111001…
…101000111101100000110
311020211020210122021222010
4101132213031013230012
5124134323341010042
62315440033115050
7152530255661232
oct21364715075406
94224223567863
101201101110022
1142342529a380
121749463b8a86
13893567669b8
14421c28755c2
152139b6e059c
hex117a7347b06

1201101110022 has 32 divisors (see below), whose sum is σ = 2681528065920. Its totient is φ = 355505613120.

The previous prime is 1201101109987. The next prime is 1201101110071. The reversal of 1201101110022 is 2200111011021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211607647 + ... + 211613322.

It is an arithmetic number, because the mean of its divisors is an integer number (83797752060).

Almost surely, 21201101110022 is an apocalyptic number.

1201101110022 is an abundant number, since it is smaller than the sum of its proper divisors (1480426955898).

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

1201101110022 is a wasteful number, since it uses less digits than its factorization.

1201101110022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423221028.

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

Adding to 1201101110022 its reverse (2200111011021), we get a palindrome (3401212121043).

Subtracting 1201101110022 from its reverse (2200111011021), we obtain a palindrome (999009900999).

The spelling of 1201101110022 in words is "one trillion, two hundred one billion, one hundred one million, one hundred ten thousand, twenty-two".

Divisors: 1 2 3 6 11 22 33 43 66 86 129 258 473 946 1419 2838 423220969 846441938 1269662907 2539325814 4655430659 9310861318 13966291977 18198501667 27932583954 36397003334 54595505001 109191010002 200183518337 400367036674 600550555011 1201101110022