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1031313322222 = 21927143999883
BaseRepresentation
bin11110000000111110001…
…00000111000011101110
310122120222222222000020221
433000133010013003232
5113344112202302342
62105440115401554
7134336622412441
oct17003704070356
93576888860227
101031313322222
11368417536397
12147a608b32ba
1376338781681
1437cb707d658
151bc60812a67
hexf01f1070ee

1031313322222 has 16 divisors (see below), whose sum is σ = 1628451077760. Its totient is φ = 488498350392.

The previous prime is 1031313322219. The next prime is 1031313322301. The reversal of 1031313322222 is 2222233131301.

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 7 ways as a sum of consecutive naturals, for example, 531493 + ... + 1531375.

It is an arithmetic number, because the mean of its divisors is an integer number (101778192360).

Almost surely, 21031313322222 is an apocalyptic number.

1031313322222 is a deficient number, since it is larger than the sum of its proper divisors (597137755538).

1031313322222 is a wasteful number, since it uses less digits than its factorization.

1031313322222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027047.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1031313322222 its reverse (2222233131301), we get a palindrome (3253546453523).

The spelling of 1031313322222 in words is "one trillion, thirty-one billion, three hundred thirteen million, three hundred twenty-two thousand, two hundred twenty-two".

Divisors: 1 2 19 38 27143 54286 515717 999883 1031434 1999766 18997777 37995554 27139824269 54279648538 515656661111 1031313322222