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204232212001 = 29311373175231
BaseRepresentation
bin1011111000110100110…
…0000011111000100001
3201112011021221022221001
42332031030003320201
511321231421241001
6233453433032001
720520031105336
oct2761514037041
9645137838831
10204232212001
1179683839774
12336b8b55601
131634a09592c
149c5620098d
1554a4cb8001
hex2f8d303e21

204232212001 has 32 divisors (see below), whose sum is σ = 220417044480. Its totient is φ = 188802163200.

The previous prime is 204232211999. The next prime is 204232212007. The reversal of 204232212001 is 100212232402.

It is a cyclic number.

It is not a de Polignac number, because 204232212001 - 21 = 204232211999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 204232212001.

It is not an unprimeable number, because it can be changed into a prime (204232212007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39040056 + ... + 39045286.

It is an arithmetic number, because the mean of its divisors is an integer number (6888032640).

Almost surely, 2204232212001 is an apocalyptic number.

It is an amenable number.

204232212001 is a deficient number, since it is larger than the sum of its proper divisors (16184832479).

204232212001 is a wasteful number, since it uses less digits than its factorization.

204232212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5745.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 204232212001 its reverse (100212232402), we get a palindrome (304444444403).

The spelling of 204232212001 in words is "two hundred four billion, two hundred thirty-two million, two hundred twelve thousand, one".

Divisors: 1 29 31 137 317 899 3973 4247 5231 9193 9827 43429 123163 151699 162161 284983 716647 1259441 1346299 1658227 4702669 20782763 22216057 39042671 48088583 51405037 227177099 644265653 1490746073 6588135871 7042490069 204232212001