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22120100001121 = 229293948176823
BaseRepresentation
bin1010000011110001111001…
…01100111111010101100001
32220022122211210122112212111
411001320330230333111201
510344403431100013441
6115013500022555321
74442060461500553
oct501707454772541
986278753575774
1022120100001121
1170590998652a1
122593034898b41
13c45bbb676615
145668934454d3
152855db9be081
hex141e3cb3f561

22120100001121 has 16 divisors (see below), whose sum is σ = 22232125238400. Its totient is φ = 22008215593728.

The previous prime is 22120100001079. The next prime is 22120100001133. The reversal of 22120100001121 is 12110000102122.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-22120100001121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22120100001151) 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, 3241986916 + ... + 3241993738.

It is an arithmetic number, because the mean of its divisors is an integer number (1389507827400).

Almost surely, 222120100001121 is an apocalyptic number.

It is an amenable number.

22120100001121 is a deficient number, since it is larger than the sum of its proper divisors (112025237279).

22120100001121 is a wasteful number, since it uses less digits than its factorization.

22120100001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14808.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22120100001121 its reverse (12110000102122), we get a palindrome (34230100103243).

The spelling of 22120100001121 in words is "twenty-two trillion, one hundred twenty billion, one hundred million, one thousand, one hundred twenty-one".

Divisors: 1 229 2939 4817 6823 673031 1103093 1562467 14157163 20052797 32866391 3241990327 4592090513 7526403539 96594323149 22120100001121