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1102313331 = 32741426757
BaseRepresentation
bin100000110110011…
…1111011101110011
32211211012022121200
41001230333131303
54224143011311
6301214222243
736213336330
oct10154773563
92754168550
101102313331
11516255359
122691b4983
131474b0912
14a6581987
1566b91556
hex41b3f773

1102313331 has 24 divisors (see below), whose sum is σ = 1864078944. Its totient is φ = 614528640.

The previous prime is 1102313309. The next prime is 1102313339. The reversal of 1102313331 is 1333132011.

It is a happy number.

It is not a de Polignac number, because 1102313331 - 210 = 1102312307 is a prime.

It is a super-2 number, since 2×11023133312 = 2430189359400631122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1102313339) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 210796 + ... + 215961.

It is an arithmetic number, because the mean of its divisors is an integer number (77669956).

Almost surely, 21102313331 is an apocalyptic number.

1102313331 is a deficient number, since it is larger than the sum of its proper divisors (761765613).

1102313331 is a wasteful number, since it uses less digits than its factorization.

1102313331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426811 (or 426808 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 1102313331 is about 33201.1043641623. The cubic root of 1102313331 is about 1033.0032468292.

Adding to 1102313331 its reverse (1333132011), we get a palindrome (2435445342).

It can be divided in two parts, 110 and 2313331, that added together give a 4-th power (2313441 = 394).

The spelling of 1102313331 in words is "one billion, one hundred two million, three hundred thirteen thousand, three hundred thirty-one".

Divisors: 1 3 7 9 21 41 63 123 287 369 861 2583 426757 1280271 2987299 3840813 8961897 17497037 26885691 52491111 122479259 157473333 367437777 1102313331