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2122012001201 = 4349349116307
BaseRepresentation
bin11110111000010001110…
…001011000001110110001
321111212021122221201020112
4132320101301120032301
5234231340033014301
64302501105351105
7306211302255131
oct36702161301661
97455248851215
102122012001201
11748a384aa214
122a3315638495
131251495384a1
14749c50d6ac1
153a2e99169bb
hex1ee11c583b1

2122012001201 has 4 divisors (see below), whose sum is σ = 2171361117552. Its totient is φ = 2072662884852.

The previous prime is 2122012001189. The next prime is 2122012001203. The reversal of 2122012001201 is 1021002102212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2122012001201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122012001203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24674558111 + ... + 24674558196.

It is an arithmetic number, because the mean of its divisors is an integer number (542840279388).

Almost surely, 22122012001201 is an apocalyptic number.

It is an amenable number.

2122012001201 is a deficient number, since it is larger than the sum of its proper divisors (49349116351).

2122012001201 is an equidigital number, since it uses as much as digits as its factorization.

2122012001201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49349116350.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2122012001201 its reverse (1021002102212), we get a palindrome (3143014103413).

The spelling of 2122012001201 in words is "two trillion, one hundred twenty-two billion, twelve million, one thousand, two hundred one".

Divisors: 1 43 49349116307 2122012001201