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203311002103023 = 3436859915513059
BaseRepresentation
bin101110001110100100001000…
…000011110010110011101111
3222122212100020022020002210210
4232032210020003302303233
5203122021413014244043
62000223441315233503
760552510106656333
oct5616441003626357
9878770208202723
10203311002103023
1159865791420151
121a97704b2a8893
13895a1b71002c9
14382c43ad197c3
1518788bbce9633
hexb8e9080f2cef

203311002103023 has 8 divisors (see below), whose sum is σ = 271081415664000. Its totient is φ = 135540628305368.

The previous prime is 203311002102991. The next prime is 203311002103061. The reversal of 203311002103023 is 320301200113302.

203311002103023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 203311002103023 - 25 = 203311002102991 is a prime.

It is a super-2 number, since 2×2033110021030232 (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203311002103123) 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, 5349268 + ... + 20862326.

It is an arithmetic number, because the mean of its divisors is an integer number (33885176958000).

Almost surely, 2203311002103023 is an apocalyptic number.

203311002103023 is a deficient number, since it is larger than the sum of its proper divisors (67770413560977).

203311002103023 is a wasteful number, since it uses less digits than its factorization.

203311002103023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19881661.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 203311002103023 its reverse (320301200113302), we get a palindrome (523612202216325).

The spelling of 203311002103023 in words is "two hundred three trillion, three hundred eleven billion, two million, one hundred three thousand, twenty-three".

Divisors: 1 3 4368599 13105797 15513059 46539177 67770334034341 203311002103023