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20231212232332 = 2214933944986967
BaseRepresentation
bin1001001100110011100100…
…01101111110111010001100
32122122002021222001212200001
410212121302031332322030
510122432010312413312
6111010031322414044
74155441204410533
oct446316215767214
978562258055601
1020231212232332
1164a0010973372
122328b40061324
13b39a44b8312a
144dd2a577d31a
152513d8589057
hex12667237ee8c

20231212232332 has 12 divisors (see below), whose sum is σ = 35642236316400. Its totient is φ = 10047716141936.

The previous prime is 20231212232321. The next prime is 20231212232339. The reversal of 20231212232332 is 23323221213202.

It is a self number, because there is not a number n which added to its sum of digits gives 20231212232332.

It is not an unprimeable number, because it can be changed into a prime (20231212232339) 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, 16972492888 + ... + 16972494079.

It is an arithmetic number, because the mean of its divisors is an integer number (2970186359700).

Almost surely, 220231212232332 is an apocalyptic number.

It is an amenable number.

20231212232332 is a deficient number, since it is larger than the sum of its proper divisors (15411024084068).

20231212232332 is a wasteful number, since it uses less digits than its factorization.

20231212232332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33944987120 (or 33944987118 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 20231212232332 its reverse (23323221213202), we get a palindrome (43554433445534).

The spelling of 20231212232332 in words is "twenty trillion, two hundred thirty-one billion, two hundred twelve million, two hundred thirty-two thousand, three hundred thirty-two".

Divisors: 1 2 4 149 298 596 33944986967 67889973934 135779947868 5057803058083 10115606116166 20231212232332