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222211111122013 = 1326835916369511
BaseRepresentation
bin110010100001100110001110…
…010101111111010001011101
31002010210011201101202120200011
4302201212032111333101131
5213111201323421401023
62104334213012403221
764543136324641306
oct6241461625772135
91063704641676604
10222211111122013
1164892226218832
1220b0a003616511
1396cb558089750
143cc310a36b7ad
151aa534aa6650d
hexca198e57f45d

222211111122013 has 8 divisors (see below), whose sum is σ = 239304400259456. Its totient is φ = 205117840090800.

The previous prime is 222211111121957. The next prime is 222211111122029. The reversal of 222211111122013 is 310221111112222.

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

It is not a de Polignac number, because 222211111122013 - 229 = 222210574251101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222211111152013) 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, 31701928 + ... + 38071438.

It is an arithmetic number, because the mean of its divisors is an integer number (29913050032432).

Almost surely, 2222211111122013 is an apocalyptic number.

It is an amenable number.

222211111122013 is a deficient number, since it is larger than the sum of its proper divisors (17093289137443).

222211111122013 is a wasteful number, since it uses less digits than its factorization.

222211111122013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9053115.

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 222211111122013 its reverse (310221111112222), we get a palindrome (532432222234235).

The spelling of 222211111122013 in words is "two hundred twenty-two trillion, two hundred eleven billion, one hundred eleven million, one hundred twenty-two thousand, thirteen".

Divisors: 1 13 2683591 6369511 34886683 82803643 17093162394001 222211111122013