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2213111331302 = 229233163764343
BaseRepresentation
bin100000001101000111101…
…101101111100111100110
321211120102112102011202112
4200031013231233213212
5242224423000100202
64412404520241022
7315614650634534
oct40150755574746
97746375364675
102213111331302
11783636718283
122b8aba610172
13130907035541
1479187ddb154
153c87c545b52
hex20347b6f9e6

2213111331302 has 16 divisors (see below), whose sum is σ = 3448877084640. Its totient is φ = 1063813165632.

The previous prime is 2213111331281. The next prime is 2213111331329. The reversal of 2213111331302 is 2031331113122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81868658 + ... + 81895685.

It is an arithmetic number, because the mean of its divisors is an integer number (215554817790).

Almost surely, 22213111331302 is an apocalyptic number.

2213111331302 is a deficient number, since it is larger than the sum of its proper divisors (1235765753338).

2213111331302 is a wasteful number, since it uses less digits than its factorization.

2213111331302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163764607.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 2213111331302 its reverse (2031331113122), we get a palindrome (4244442444424).

The spelling of 2213111331302 in words is "two trillion, two hundred thirteen billion, one hundred eleven million, three hundred thirty-one thousand, three hundred two".

Divisors: 1 2 29 58 233 466 6757 13514 163764343 327528686 4749165947 9498331894 38157091919 76314183838 1106555665651 2213111331302