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103031023101001 = 3723117120457769
BaseRepresentation
bin10111011011010011000111…
…100010000110010001001001
3111111210200002011000121211121
4113123103013202012101021
5102001030013403213001
61003043444254555241
730462513541332052
oct2733230742062111
9444720064017747
10103031023101001
112a9132365888a6
12b680129208b21
134564a25ca5b38
141b62a29d95729
15bda1178836a1
hex5db4c7886449

103031023101001 has 8 divisors (see below), whose sum is σ = 105820223620680. Its totient is φ = 100242063543168.

The previous prime is 103031023100981. The next prime is 103031023101023. The reversal of 103031023101001 is 100101320130301.

It can be written as a sum of positive squares in 4 ways, for example, as 31588041864976 + 71442981236025 = 5620324^2 + 8452395^2 .

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 103031023101001 - 217 = 103031022969929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103031023501001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59373556 + ... + 61084213.

It is an arithmetic number, because the mean of its divisors is an integer number (13227527952585).

Almost surely, 2103031023101001 is an apocalyptic number.

It is an amenable number.

103031023101001 is a deficient number, since it is larger than the sum of its proper divisors (2789200519679).

103031023101001 is a wasteful number, since it uses less digits than its factorization.

103031023101001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120480923.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 103031023101001 its reverse (100101320130301), we get a palindrome (203132343231302).

The spelling of 103031023101001 in words is "one hundred three trillion, thirty-one billion, twenty-three million, one hundred one thousand, one".

Divisors: 1 37 23117 855329 120457769 4456937453 2784622245973 103031023101001