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103131022331 = 1014872096713
BaseRepresentation
bin110000000001100010…
…1101000001111111011
3100212012101012202102202
41200003011220033323
53142203020203311
6115213331420415
710310453140331
oct1400305501773
9325171182382
10103131022331
113a812856567
1217ba245470b
1399573a9b8c
144dc4c11b51
152a3905ee3b
hex18031683fb

103131022331 has 8 divisors (see below), whose sum is σ = 104366036064. Its totient is φ = 101900203200.

The previous prime is 103131022327. The next prime is 103131022333. The reversal of 103131022331 is 133220131301.

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

It is a cyclic number.

It is not a de Polignac number, because 103131022331 - 22 = 103131022327 is a prime.

It is a super-2 number, since 2×1031310223312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103131022333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 999170 + ... + 1097543.

It is an arithmetic number, because the mean of its divisors is an integer number (13045754508).

Almost surely, 2103131022331 is an apocalyptic number.

103131022331 is a deficient number, since it is larger than the sum of its proper divisors (1235013733).

103131022331 is a wasteful number, since it uses less digits than its factorization.

103131022331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2097301.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 103131022331 its reverse (133220131301), we get a palindrome (236351153632).

The spelling of 103131022331 in words is "one hundred three billion, one hundred thirty-one million, twenty-two thousand, three hundred thirty-one".

Divisors: 1 101 487 49187 2096713 211768013 1021099231 103131022331