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120202030003 = 11257121335053
BaseRepresentation
bin110111111110010011…
…0010110101110110011
3102111021002022210120011
41233330212112232303
53432133204430003
6131115310355351
711453501253106
oct1577446265663
9374232283504
10120202030003
1146a82a04270
121b3674bbb57
13b448002653
145b640d673d
1531d7ab146d
hex1bfc996bb3

120202030003 has 16 divisors (see below), whose sum is σ = 131752001376. Its totient is φ = 108756541440.

The previous prime is 120202029973. The next prime is 120202030031. The reversal of 120202030003 is 300030202021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 120202030003 - 25 = 120202029971 is a prime.

It is a super-2 number, since 2×1202020300032 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120202030093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3411625 + ... + 3446677.

It is an arithmetic number, because the mean of its divisors is an integer number (8234500086).

Almost surely, 2120202030003 is an apocalyptic number.

120202030003 is a deficient number, since it is larger than the sum of its proper divisors (11549971373).

120202030003 is a wasteful number, since it uses less digits than its factorization.

120202030003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36534.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 120202030003 its reverse (300030202021), we get a palindrome (420232232024).

The spelling of 120202030003 in words is "one hundred twenty billion, two hundred two million, thirty thousand, three".

Divisors: 1 11 257 1213 2827 13343 35053 311741 385583 3429151 9008621 42519289 99094831 467712179 10927457273 120202030003