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203312223320230 = 25711220323465971
BaseRepresentation
bin101110001110100101010000…
…110110010111100010100110
3222122212110101102011100212201
4232032211100312113202212
5203122031413132221410
62000224202422205114
760552552266103343
oct5616452066274246
9878773342140781
10203312223320230
11598662587a8772
121a97733028379a
13895a350112c3b
14382c5151ad7ca
15187893e12683a
hexb8e950d978a6

203312223320230 has 32 divisors (see below), whose sum is σ = 371146824085248. Its totient is φ = 80172894463200.

The previous prime is 203312223320113. The next prime is 203312223320243. The reversal of 203312223320230 is 32023322213302.

It is a happy number.

203312223320230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3068856 + ... + 20397115.

It is an arithmetic number, because the mean of its divisors is an integer number (11598338252664).

Almost surely, 2203312223320230 is an apocalyptic number.

203312223320230 is a deficient number, since it is larger than the sum of its proper divisors (167834600765018).

203312223320230 is a wasteful number, since it uses less digits than its factorization.

203312223320230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23478252.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 203312223320230 its reverse (32023322213302), we get a palindrome (235335545533532).

The spelling of 203312223320230 in words is "two hundred three trillion, three hundred twelve billion, two hundred twenty-three million, three hundred twenty thousand, two hundred thirty".

Divisors: 1 2 5 10 71 142 355 710 12203 24406 61015 122030 866413 1732826 4332065 8664130 23465971 46931942 117329855 234659710 1666083941 3332167882 8330419705 16660839410 286355244113 572710488226 1431776220565 2863552441130 20331222332023 40662444664046 101656111660115 203312223320230