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1020201331102 = 2171489199710091
BaseRepresentation
bin11101101100010001011…
…11001110100110011110
310121112022120210101002021
432312020233032212132
5113203333020043402
62100401331050354
7133464353143042
oct16661057164636
93545276711067
101020201331102
11363735066a58
1214587b4409ba
13752875a55b5
143754137a022
151b810000d37
hexed88bce99e

1020201331102 has 32 divisors (see below), whose sum is σ = 1622380635360. Its totient is φ = 479484549120.

The previous prime is 1020201331073. The next prime is 1020201331111. The reversal of 1020201331102 is 2011331020201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101095077 + ... + 101105167.

It is an arithmetic number, because the mean of its divisors is an integer number (50699394855).

Almost surely, 21020201331102 is an apocalyptic number.

1020201331102 is a deficient number, since it is larger than the sum of its proper divisors (602179304258).

1020201331102 is a wasteful number, since it uses less digits than its factorization.

1020201331102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13596.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1020201331102 its reverse (2011331020201), we get a palindrome (3031532351303).

The spelling of 1020201331102 in words is "one trillion, twenty billion, two hundred one million, three hundred thirty-one thousand, one hundred two".

Divisors: 1 2 17 34 1489 1997 2978 3994 10091 20182 25313 33949 50626 67898 171547 343094 2973533 5947066 15025499 20151727 30050998 40303454 50550061 101100122 255433483 342579359 510866966 685158718 30005921503 60011843006 510100665551 1020201331102