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120202233213 = 3197297288997
BaseRepresentation
bin110111111110010011…
…1001000010101111101
3102111021002201010022110
41233330213020111331
53432133232430323
6131115315004233
711453503060416
oct1577447102575
9374232633273
10120202233213
1146a83032a07
121b367599679
13b448073caa
145b6414a80d
1531d7b01793
hex1bfc9c857d

120202233213 has 16 divisors (see below), whose sum is σ = 168728592320. Its totient is φ = 75906533376.

The previous prime is 120202233211. The next prime is 120202233227. The reversal of 120202233213 is 312332202021.

It is a happy number.

It is not a de Polignac number, because 120202233213 - 21 = 120202233211 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 120202233213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120202233211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271431 + ... + 560427.

It is an arithmetic number, because the mean of its divisors is an integer number (10545537020).

Almost surely, 2120202233213 is an apocalyptic number.

It is an amenable number.

120202233213 is a deficient number, since it is larger than the sum of its proper divisors (48526359107).

120202233213 is a wasteful number, since it uses less digits than its factorization.

120202233213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296316.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 120202233213 its reverse (312332202021), we get a palindrome (432534435234).

The spelling of 120202233213 in words is "one hundred twenty billion, two hundred two million, two hundred thirty-three thousand, two hundred thirteen".

Divisors: 1 3 19 57 7297 21891 138643 288997 415929 866991 5490943 16472829 2108811109 6326433327 40067411071 120202233213