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1031223012001 = 713107105907673
BaseRepresentation
bin11110000000110011010…
…11100110101010100001
310122120202201000202220221
433000121223212222201
5113343421042341001
62105423132003041
7134334444655360
oct17003153465241
93576681022827
101031223012001
11368380562a46
12147a36600481
1376322b51480
1437ca90917d7
151bc579241a1
hexf019ae6aa1

1031223012001 has 16 divisors (see below), whose sum is σ = 1281059224704. Its totient is φ = 808287352704.

The previous prime is 1031223011993. The next prime is 1031223012041. The reversal of 1031223012001 is 1002103221301.

It is not a de Polignac number, because 1031223012001 - 23 = 1031223011993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1031223012041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52944100 + ... + 52963573.

It is an arithmetic number, because the mean of its divisors is an integer number (80066201544).

Almost surely, 21031223012001 is an apocalyptic number.

It is an amenable number.

1031223012001 is a deficient number, since it is larger than the sum of its proper divisors (249836212703).

1031223012001 is a wasteful number, since it uses less digits than its factorization.

1031223012001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105907800.

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

Adding to 1031223012001 its reverse (1002103221301), we get a palindrome (2033326233302).

The spelling of 1031223012001 in words is "one trillion, thirty-one billion, two hundred twenty-three million, twelve thousand, one".

Divisors: 1 7 13 91 107 749 1391 9737 105907673 741353711 1376799749 9637598243 11332121011 79324847077 147317573143 1031223012001