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2330021200231 = 19318009493931
BaseRepresentation
bin100001111010000000000…
…101100000000101100111
322020202012011221212100001
4201322000011200011213
5301133340411401411
64542221424402131
7330224045264464
oct41720005400547
98222164855301
102330021200231
1181917a25116a
123176a7476347
1313b948c6b88a
1480ab8b9866b
15409210a1dc1
hex21e80160167

2330021200231 has 16 divisors (see below), whose sum is σ = 2532093004800. Its totient is φ = 2135911377600.

The previous prime is 2330021200229. The next prime is 2330021200249. The reversal of 2330021200231 is 1320021200332.

It is a cyclic number.

It is not a de Polignac number, because 2330021200231 - 21 = 2330021200229 is a prime.

It is a super-2 number, since 2×23300212002312 (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2330021200199 and 2330021200208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2330021290231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4470336 + ... + 4964266.

It is an arithmetic number, because the mean of its divisors is an integer number (158255812800).

Almost surely, 22330021200231 is an apocalyptic number.

2330021200231 is a deficient number, since it is larger than the sum of its proper divisors (202071804569).

2330021200231 is a wasteful number, since it uses less digits than its factorization.

2330021200231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501990.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2330021200231 its reverse (1320021200332), we get a palindrome (3650042400563).

The spelling of 2330021200231 in words is "two trillion, three hundred thirty billion, twenty-one million, two hundred thousand, two hundred thirty-one".

Divisors: 1 19 31 589 8009 152171 248279 493931 4717301 9384689 15311861 290925359 3955893379 75161974201 122632694749 2330021200231