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212303200301 = 755212811181
BaseRepresentation
bin1100010110111001000…
…0011100000000101101
3202021222202221000110122
43011232100130000231
511434244104402201
6241310350214325
721224033266433
oct3055620340055
9667882830418
10212303200301
1182045692735
123518bab43a5
131703523235a
14a3c00a6d53
1557c8636e1b
hex316e41c02d

212303200301 has 4 divisors (see below), whose sum is σ = 212306087004. Its totient is φ = 212300313600.

The previous prime is 212303200181. The next prime is 212303200363. The reversal of 212303200301 is 103002303212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 48476590276 + 163826610025 = 220174^2 + 404755^2 .

It is a cyclic number.

It is not a de Polignac number, because 212303200301 - 218 = 212302938157 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 212303200301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212303208301) 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, 1330070 + ... + 1481111.

It is an arithmetic number, because the mean of its divisors is an integer number (53076521751).

Almost surely, 2212303200301 is an apocalyptic number.

It is an amenable number.

212303200301 is a deficient number, since it is larger than the sum of its proper divisors (2886703).

212303200301 is an equidigital number, since it uses as much as digits as its factorization.

212303200301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2886702.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 212303200301 its reverse (103002303212), we get a palindrome (315305503513).

The spelling of 212303200301 in words is "two hundred twelve billion, three hundred three million, two hundred thousand, three hundred one".

Divisors: 1 75521 2811181 212303200301