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1022213312342 = 21438133553967
BaseRepresentation
bin11101110000000001010…
…10010100111101010110
310121201111210200121110222
432320000222110331112
5113221443101443332
62101333122514342
7133565253535415
oct16700052247526
93551453617428
101022213312342
11364577847272
121461412059b2
1375518386241
143769267347c
151b8cb97d712
hexee00a94f56

1022213312342 has 8 divisors (see below), whose sum is σ = 1533331061856. Its totient is φ = 511102958392.

The previous prime is 1022213312327. The next prime is 1022213312363. The reversal of 1022213312342 is 2432133122201.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1489358 + ... + 2064609.

It is an arithmetic number, because the mean of its divisors is an integer number (191666382732).

Almost surely, 21022213312342 is an apocalyptic number.

1022213312342 is a deficient number, since it is larger than the sum of its proper divisors (511117749514).

1022213312342 is a wasteful number, since it uses less digits than its factorization.

1022213312342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3697782.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1022213312342 its reverse (2432133122201), we get a palindrome (3454346434543).

The spelling of 1022213312342 in words is "one trillion, twenty-two billion, two hundred thirteen million, three hundred twelve thousand, three hundred forty-two".

Divisors: 1 2 143813 287626 3553967 7107934 511106656171 1022213312342