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2122220001201 = 37917351760201
BaseRepresentation
bin11110111000011110001…
…010110101011110110001
321111212211011100012121020
4132320132022311132301
5234232301310014301
64302533455450053
7306216406242126
oct36703612653661
97455734305536
102122220001201
11749034956743
122a3373226929
13125180663c01
1474a0499c74d
153a30cd01436
hex1ee1e2b57b1

2122220001201 has 16 divisors (see below), whose sum is σ = 2882008047360. Its totient is φ = 1388829686400.

The previous prime is 2122220001199. The next prime is 2122220001281. The reversal of 2122220001201 is 1021000222212.

It is not a de Polignac number, because 2122220001201 - 21 = 2122220001199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2122220001281) 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, 25839100 + ... + 25921101.

It is an arithmetic number, because the mean of its divisors is an integer number (180125502960).

Almost surely, 22122220001201 is an apocalyptic number.

It is an amenable number.

2122220001201 is a deficient number, since it is larger than the sum of its proper divisors (759788046159).

2122220001201 is a wasteful number, since it uses less digits than its factorization.

2122220001201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51760456.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2122220001201 its reverse (1021000222212), we get a palindrome (3143220223413).

The spelling of 2122220001201 in words is "two trillion, one hundred twenty-two billion, two hundred twenty million, one thousand, two hundred one".

Divisors: 1 3 79 173 237 519 13667 41001 51760201 155280603 4089055879 8954514773 12267167637 26863544319 707406667067 2122220001201