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101203103030 = 2553190949251
BaseRepresentation
bin101111001000000101…
…1001100110100110110
3100200020000111022100012
41132100023030310312
53124230443244110
6114254141420222
710211623116341
oct1362013146466
9320200438305
10101203103030
1139a13571227
121774486a672
13970ab4c423
144c80b5b458
152974b89905
hex17902ccd36

101203103030 has 16 divisors (see below), whose sum is σ = 185602672944. Its totient is φ = 39717444000.

The previous prime is 101203103011. The next prime is 101203103063. The reversal of 101203103030 is 30301302101.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 101203102996 and 101203103014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95474096 + ... + 95475155.

It is an arithmetic number, because the mean of its divisors is an integer number (11600167059).

Almost surely, 2101203103030 is an apocalyptic number.

101203103030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101203103030 is a deficient number, since it is larger than the sum of its proper divisors (84399569914).

101203103030 is a wasteful number, since it uses less digits than its factorization.

101203103030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190949311.

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

Adding to 101203103030 its reverse (30301302101), we get a palindrome (131504405131).

The spelling of 101203103030 in words is "one hundred one billion, two hundred three million, one hundred three thousand, thirty".

Divisors: 1 2 5 10 53 106 265 530 190949251 381898502 954746255 1909492510 10120310303 20240620606 50601551515 101203103030