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2202112301231 = 23295955957927
BaseRepresentation
bin100000000010111000000…
…111110001100010101111
321210112000222210120000102
4200002320013301202233
5242034411222114411
64403345245021315
7315045252501503
oct40027007614257
97715028716012
102202112301231
11779a01a92187
122b694ab5483b
1312c87338a51b
1478823300303
153c436ae8d3b
hex200b81f18af

2202112301231 has 16 divisors (see below), whose sum is σ = 2417382489600. Its totient is φ = 1999264780128.

The previous prime is 2202112301219. The next prime is 2202112301237. The reversal of 2202112301231 is 1321032112022.

It is not a de Polignac number, because 2202112301231 - 26 = 2202112301167 is a prime.

It is a super-2 number, since 2×22021123012312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202112301237) 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, 27939611 + ... + 28018316.

It is an arithmetic number, because the mean of its divisors is an integer number (151086405600).

Almost surely, 22202112301231 is an apocalyptic number.

2202112301231 is a deficient number, since it is larger than the sum of its proper divisors (215270188369).

2202112301231 is a wasteful number, since it uses less digits than its factorization.

2202112301231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55958038.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2202112301231 its reverse (1321032112022), we get a palindrome (3523144413253).

The spelling of 2202112301231 in words is "two trillion, two hundred two billion, one hundred twelve million, three hundred one thousand, two hundred thirty-one".

Divisors: 1 23 29 59 667 1357 1711 39353 55957927 1287032321 1622779883 3301517693 37323937309 75934906939 95744013097 2202112301231