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10033031001023 = 19234915216053
BaseRepresentation
bin1001000111111111111100…
…1111111011001110111111
31022112011000011212221221122
42101333333033323032333
52303340121414013043
633201035534021155
72053601601253652
oct221777717731677
938464004787848
1010033031001023
113218a91491a78
1211605759477bb
1357a15946a644
1426985bd2d899
15125eaebd6368
hex91fff3fb3bf

10033031001023 has 4 divisors (see below), whose sum is σ = 10033038140568. Its totient is φ = 10033023861480.

The previous prime is 10033031000981. The next prime is 10033031001029. The reversal of 10033031001023 is 32010013033001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10033031001023 is a prime.

It is a super-2 number, since 2×100330310010232 (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 = 10033031000992 and 10033031001010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10033031001029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 684536 + ... + 4531517.

It is an arithmetic number, because the mean of its divisors is an integer number (2508259535142).

Almost surely, 210033031001023 is an apocalyptic number.

10033031001023 is a deficient number, since it is larger than the sum of its proper divisors (7139545).

10033031001023 is an equidigital number, since it uses as much as digits as its factorization.

10033031001023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7139544.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 10033031001023 its reverse (32010013033001), we get a palindrome (42043044034024).

The spelling of 10033031001023 in words is "ten trillion, thirty-three billion, thirty-one million, one thousand, twenty-three".

Divisors: 1 1923491 5216053 10033031001023