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103020003131 = 8310114598423
BaseRepresentation
bin101111111110001111…
…0000111111100111011
3100211220122022101201112
41133330132013330323
53141441110100011
6115154324110535
710304634402233
oct1377436077473
9324818271645
10103020003131
113a766119161
1217b7123544b
13993a3a8946
144db4192cc3
152a2e43058b
hex17fc787f3b

103020003131 has 16 divisors (see below), whose sum is σ = 105378174720. Its totient is φ = 100690063200.

The previous prime is 103020003101. The next prime is 103020003139. The reversal of 103020003131 is 131300020301.

It is a cyclic number.

It is not a de Polignac number, because 103020003131 - 26 = 103020003067 is a prime.

It is a super-2 number, since 2×1030200031312 (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 (103020003139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12226586 + ... + 12235008.

It is an arithmetic number, because the mean of its divisors is an integer number (6586135920).

Almost surely, 2103020003131 is an apocalyptic number.

103020003131 is a deficient number, since it is larger than the sum of its proper divisors (2358171589).

103020003131 is a wasteful number, since it uses less digits than its factorization.

103020003131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10066.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 103020003131 its reverse (131300020301), we get a palindrome (234320023432).

The spelling of 103020003131 in words is "one hundred three billion, twenty million, three thousand, one hundred thirty-one".

Divisors: 1 83 101 1459 8383 8423 121097 147359 699109 850723 12230797 12289157 70610009 1020000031 1241204857 103020003131