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10100020011001 = 19618714426239
BaseRepresentation
bin1001001011111001100000…
…0110101101111111111001
31022202112220202112021000021
42102332120012231333321
52310434320110323001
633251515105010441
72061462624406024
oct222763006557771
938675822467007
1010100020011001
113244437a97738
121171550323a21
13583573b5339b
1426cbb4abc1bb
15127ad0cd1ba1
hex92f981adff9

10100020011001 has 8 divisors (see below), whose sum is σ = 10805888537600. Its totient is φ = 9411580337040.

The previous prime is 10100020010959. The next prime is 10100020011041. The reversal of 10100020011001 is 10011002000101.

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 10100020011001 - 225 = 10099986456569 is a prime.

It is a super-2 number, since 2×101000200110012 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10100020011041) 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, 4357211961 + ... + 4357214278.

It is an arithmetic number, because the mean of its divisors is an integer number (1350736067200).

Almost surely, 210100020011001 is an apocalyptic number.

It is an amenable number.

10100020011001 is a deficient number, since it is larger than the sum of its proper divisors (705868526599).

10100020011001 is an equidigital number, since it uses as much as digits as its factorization.

10100020011001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8714426319.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 10100020011001 its reverse (10011002000101), we get a palindrome (20111022011102).

The spelling of 10100020011001 in words is "ten trillion, one hundred billion, twenty million, eleven thousand, one".

Divisors: 1 19 61 1159 8714426239 165574098541 531580000579 10100020011001