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120230013211 = 7211433515153
BaseRepresentation
bin110111111111001000…
…1000110100100011011
3102111100000222111022021
41233332101012210123
53432212340410321
6131122150235311
711454261151600
oct1577621064433
9374300874267
10120230013211
1146a97787490
121b374955b37
13b450a4c669
145b67adc6a7
1531da28c941
hex1bfe44691b

120230013211 has 24 divisors (see below), whose sum is σ = 152926555824. Its totient is φ = 93469178880.

The previous prime is 120230013199. The next prime is 120230013247. The reversal of 120230013211 is 112310032021.

It is not a de Polignac number, because 120230013211 - 27 = 120230013083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120230013251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24190 + ... + 490963.

It is an arithmetic number, because the mean of its divisors is an integer number (6371939826).

Almost surely, 2120230013211 is an apocalyptic number.

120230013211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120230013211 is a deficient number, since it is larger than the sum of its proper divisors (32696542613).

120230013211 is a wasteful number, since it uses less digits than its factorization.

120230013211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515611 (or 515604 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 120230013211 its reverse (112310032021), we get a palindrome (232540045232).

The spelling of 120230013211 in words is "one hundred twenty billion, two hundred thirty million, thirteen thousand, two hundred eleven".

Divisors: 1 7 11 49 77 433 539 3031 4763 21217 33341 233387 515153 3606071 5666683 25242497 39666781 223061249 277667467 1561428743 2453673739 10930001201 17175716173 120230013211