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122030331230 = 2538867313969
BaseRepresentation
bin111000110100110010…
…0110001010101011110
3102122222111121010100102
41301221210301111132
53444404231044410
6132020541301102
711550011462303
oct1615144612536
9378874533312
10122030331230
1147830a39015
121b797864792
13b679a213b2
145c98c590aa
15329335a2a5
hex1c6993155e

122030331230 has 16 divisors (see below), whose sum is σ = 219660947280. Its totient is φ = 48810721152.

The previous prime is 122030331221. The next prime is 122030331233. The reversal of 122030331230 is 32133030221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122030331233) 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 7 ways as a sum of consecutive naturals, for example, 231686 + ... + 545654.

It is an arithmetic number, because the mean of its divisors is an integer number (13728809205).

Almost surely, 2122030331230 is an apocalyptic number.

122030331230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122030331230 is a deficient number, since it is larger than the sum of its proper divisors (97630616050).

122030331230 is a wasteful number, since it uses less digits than its factorization.

122030331230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352843.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 122030331230 its reverse (32133030221), we get a palindrome (154163361451).

The spelling of 122030331230 in words is "one hundred twenty-two billion, thirty million, three hundred thirty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 38867 77734 194335 313969 388670 627938 1569845 3139690 12203033123 24406066246 61015165615 122030331230