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1230200011 = 19232815103
BaseRepresentation
bin100100101010011…
…0101110011001011
310011201211122011101
41021110311303023
510004412400021
6322023242231
742325345645
oct11124656313
93151748141
101230200011
11581463527
122a3ba9377
13167b39501
14b9551895
1573003a91
hex49535ccb

1230200011 has 8 divisors (see below), whose sum is σ = 1351249920. Its totient is φ = 1114780392.

The previous prime is 1230199963. The next prime is 1230200017. The reversal of 1230200011 is 1100020321.

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 1230200011 - 211 = 1230197963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1230200017) 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, 1407115 + ... + 1407988.

It is an arithmetic number, because the mean of its divisors is an integer number (168906240).

Almost surely, 21230200011 is an apocalyptic number.

1230200011 is a deficient number, since it is larger than the sum of its proper divisors (121049909).

1230200011 is a wasteful number, since it uses less digits than its factorization.

1230200011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2815145.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1230200011 is about 35074.2072041550. The cubic root of 1230200011 is about 1071.4993424347.

Adding to 1230200011 its reverse (1100020321), we get a palindrome (2330220332).

The spelling of 1230200011 in words is "one billion, two hundred thirty million, two hundred thousand, eleven".

Divisors: 1 19 23 437 2815103 53486957 64747369 1230200011