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122023300321 = 139386407717
BaseRepresentation
bin111000110100100100…
…1111100110011100001
3102122222000100220202101
41301221021330303201
53444400431102241
6132020130450401
711546564640106
oct1615111746341
9378860326671
10122023300321
1147827a7664a
121b795433a01
13b67842c0b0
145c97d48aad
15329291be31
hex1c6927cce1

122023300321 has 4 divisors (see below), whose sum is σ = 131409708052. Its totient is φ = 112636892592.

The previous prime is 122023300277. The next prime is 122023300331. The reversal of 122023300321 is 123003320221.

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 10040040000 + 111983260321 = 100200^2 + 334639^2 .

It is a cyclic number.

It is not a de Polignac number, because 122023300321 - 219 = 122022776033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122023300331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4693203846 + ... + 4693203871.

It is an arithmetic number, because the mean of its divisors is an integer number (32852427013).

Almost surely, 2122023300321 is an apocalyptic number.

It is an amenable number.

122023300321 is a deficient number, since it is larger than the sum of its proper divisors (9386407731).

122023300321 is an equidigital number, since it uses as much as digits as its factorization.

122023300321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9386407730.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 122023300321 its reverse (123003320221), we get a palindrome (245026620542).

The spelling of 122023300321 in words is "one hundred twenty-two billion, twenty-three million, three hundred thousand, three hundred twenty-one".

Divisors: 1 13 9386407717 122023300321