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1310020131122 = 219137311178231
BaseRepresentation
bin10011000100000011010…
…010001101100100110010
311122020101112222212001122
4103010003102031210302
5132430410123143442
62441452005502242
7163434343246553
oct23040322154462
94566345885048
101310020131122
11465638236a9a
12191a83111982
13966c4012901
144759626c32a
152412395cdd2
hex1310348d932

1310020131122 has 32 divisors (see below), whose sum is σ = 1982628071424. Its totient is φ = 649173182400.

The previous prime is 1310020131113. The next prime is 1310020131131. The reversal of 1310020131122 is 2211310200131.

It is an interprime number because it is at equal distance from previous prime (1310020131113) and next prime (1310020131131).

It is a self number, because there is not a number n which added to its sum of digits gives 1310020131122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159152747 + ... + 159160977.

It is an arithmetic number, because the mean of its divisors is an integer number (61957127232).

Almost surely, 21310020131122 is an apocalyptic number.

1310020131122 is a deficient number, since it is larger than the sum of its proper divisors (672607940302).

1310020131122 is a wasteful number, since it uses less digits than its factorization.

1310020131122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9914.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1310020131122 its reverse (2211310200131), we get a palindrome (3521330331253).

The spelling of 1310020131122 in words is "one trillion, three hundred ten billion, twenty million, one hundred thirty-one thousand, one hundred twenty-two".

Divisors: 1 2 191 373 382 746 1117 2234 8231 16462 71243 142486 213347 416641 426694 833282 1572121 3070163 3144242 6140326 9194027 18388054 79578431 159156862 586401133 1172802266 1756059157 3429372071 3512118314 6858744142 655010065561 1310020131122