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10012011023 = 78663165103
BaseRepresentation
bin10010101001100001…
…10010101000001111
3221211202100212011002
421110300302220033
5131001033323043
64333252050515
7503051455340
oct112460625017
927752325132
1010012011023
114278579083
121b35003a3b
13c373344a1
146ad9ac0c7
153d8e81bb8
hex254c32a0f

10012011023 has 8 divisors (see below), whose sum is σ = 11443688448. Its totient is φ = 8580681144.

The previous prime is 10012010941. The next prime is 10012011049. The reversal of 10012011023 is 32011021001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10012011023 - 210 = 10012009999 is a prime.

It is a super-3 number, since 3×100120110233 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10012010995 and 10012011013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10012011223) 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, 21911 + ... + 143192.

It is an arithmetic number, because the mean of its divisors is an integer number (1430461056).

Almost surely, 210012011023 is an apocalyptic number.

10012011023 is a deficient number, since it is larger than the sum of its proper divisors (1431677425).

10012011023 is an equidigital number, since it uses as much as digits as its factorization.

10012011023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173773.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10012011023 its reverse (32011021001), we get a palindrome (42023032024).

The spelling of 10012011023 in words is "ten billion, twelve million, eleven thousand, twenty-three".

Divisors: 1 7 8663 60641 165103 1155721 1430287289 10012011023