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10011001222031 = 232455117728847
BaseRepresentation
bin1001000110101101111000…
…1010111111001110001111
31022110001010212222020101012
42101223132022333032033
52303010012303101111
633142553535235435
72052161641240025
oct221533612771617
938401125866335
1010011001222031
11320a707226a57
121158248078b7b
135780583c0164
1426876c23a715
15125620b7448b
hex91ade2bf38f

10011001222031 has 8 divisors (see below), whose sum is σ = 10446688226304. Its totient is φ = 9575349724600.

The previous prime is 10011001222007. The next prime is 10011001222037. The reversal of 10011001222031 is 13022210011001.

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 10011001222031 - 218 = 10011000959887 is a prime.

It is a super-2 number, since 2×100110012220312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10011001221997 and 10011001222015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10011001222037) 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, 8299751 + ... + 9429096.

It is an arithmetic number, because the mean of its divisors is an integer number (1305836028288).

Almost surely, 210011001222031 is an apocalyptic number.

10011001222031 is a deficient number, since it is larger than the sum of its proper divisors (435687004273).

10011001222031 is a wasteful number, since it uses less digits than its factorization.

10011001222031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17753421.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 10011001222031 its reverse (13022210011001), we get a palindrome (23033211233032).

The spelling of 10011001222031 in words is "ten trillion, eleven billion, one million, two hundred twenty-two thousand, thirty-one".

Divisors: 1 23 24551 564673 17728847 407763481 435260922697 10011001222031