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1312102003322 = 2113779109187193
BaseRepresentation
bin10011000101111111010…
…111111011001001111010
311122102202122101220211102
4103011333113323021322
5132444141103101242
62442434335331402
7163540053003035
oct23057727731172
94572678356742
101312102003322
11466506413430
12192364380b62
1396966424556
144771295a01c
15241e65e3e32
hex1317f5fb27a

1312102003322 has 64 divisors (see below), whose sum is σ = 2253516249600. Its totient is φ = 567685946880.

The previous prime is 1312102003291. The next prime is 1312102003339. The reversal of 1312102003322 is 2233002012131.

It is a super-2 number, since 2×13121020033222 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1312102003294 and 1312102003303.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6915758 + ... + 7102950.

It is an arithmetic number, because the mean of its divisors is an integer number (35211191400).

Almost surely, 21312102003322 is an apocalyptic number.

1312102003322 is a deficient number, since it is larger than the sum of its proper divisors (941414246278).

1312102003322 is a wasteful number, since it uses less digits than its factorization.

1312102003322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187431.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1312102003322 its reverse (2233002012131), we get a palindrome (3545104015453).

The spelling of 1312102003322 in words is "one trillion, three hundred twelve billion, one hundred two million, three thousand, three hundred twenty-two".

Divisors: 1 2 11 22 37 74 79 109 158 218 407 814 869 1199 1738 2398 2923 4033 5846 8066 8611 17222 32153 44363 64306 88726 94721 187193 189442 318607 374386 637214 2059123 3504677 4118246 6926141 7009354 13852282 14788247 20404037 29576494 40808074 76187551 152375102 162670717 224444407 325341434 448888814 547165139 754949369 1094330278 1509898738 1611918923 3223837846 6018816529 8304443059 12037633058 16608886118 17731108153 35462216306 59641000151 119282000302 656051001661 1312102003322