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2101000111201 = 18188259131519
BaseRepresentation
bin11110100100101101010…
…111011000010001100001
321102212001022101002212101
4132210231113120101201
5233410322012024301
64245104111530401
7304535512166455
oct36445527302141
97385038332771
102101000111201
11740035876272
1229b230829a01
1312317b31c794
147399068a665
15399b9e1b701
hex1e92d5d8461

2101000111201 has 8 divisors (see below), whose sum is σ = 2112647846400. Its totient is φ = 2089352815920.

The previous prime is 2101000111169. The next prime is 2101000111211. The reversal of 2101000111201 is 1021110001012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2101000111201 - 25 = 2101000111169 is a prime.

It is a super-2 number, since 2×21010001112012 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2101000111211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15909120 + ... + 16040638.

It is an arithmetic number, because the mean of its divisors is an integer number (264080980800).

Almost surely, 22101000111201 is an apocalyptic number.

It is an amenable number.

2101000111201 is a deficient number, since it is larger than the sum of its proper divisors (11647735199).

2101000111201 is a wasteful number, since it uses less digits than its factorization.

2101000111201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219959.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 2101000111201 its reverse (1021110001012), we get a palindrome (3122110112213).

The spelling of 2101000111201 in words is "two trillion, one hundred one billion, one hundred eleven thousand, two hundred one".

Divisors: 1 181 88259 131519 15974879 23804939 11607735421 2101000111201