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200120230221121 = 7167171189247409
BaseRepresentation
bin101101100000001000011111…
…001111000001010101000001
3222020120022021221000010002001
4231200020133033001111001
5202212232212414033441
61545341544204224001
760103131601323520
oct5540103717012501
9866508257003061
10200120230221121
1158845570921a61
121a54078423b001
138788345082062
14375bc297784b7
1518208be36d731
hexb6021f3c1541

200120230221121 has 8 divisors (see below), whose sum is σ = 230078348519040. Its totient is φ = 170504490418368.

The previous prime is 200120230221103. The next prime is 200120230221209. The reversal of 200120230221121 is 121122032021002.

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 200120230221121 - 27 = 200120230220993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200120230221721) 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, 85594622536 + ... + 85594624873.

It is an arithmetic number, because the mean of its divisors is an integer number (28759793564880).

Almost surely, 2200120230221121 is an apocalyptic number.

It is an amenable number.

200120230221121 is a deficient number, since it is larger than the sum of its proper divisors (29958118297919).

200120230221121 is a wasteful number, since it uses less digits than its factorization.

200120230221121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171189247583.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 200120230221121 its reverse (121122032021002), we get a palindrome (321242262242123).

The spelling of 200120230221121 in words is "two hundred trillion, one hundred twenty billion, two hundred thirty million, two hundred twenty-one thousand, one hundred twenty-one".

Divisors: 1 7 167 1169 171189247409 1198324731863 28588604317303 200120230221121