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2231031002230 = 25892519987157
BaseRepresentation
bin100000011101110011110…
…011110111010001110110
321220021200101102210000101
4200131303303313101312
5243023122414032410
64424531013104314
7320121012423232
oct40356363672166
97807611383011
102231031002230
117901a1924278
1230047b92809a
1313250171ba14
1479da7cb75c2
153d07a832d3a
hex20773cf7476

2231031002230 has 32 divisors (see below), whose sum is σ = 4077157381920. Its totient is φ = 878869728000.

The previous prime is 2231031002227. The next prime is 2231031002231. The reversal of 2231031002230 is 322001301322.

It is a super-3 number, since 3×22310310022303 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 2231031002198 and 2231031002207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231031002231) 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, 4770189 + ... + 5216968.

It is an arithmetic number, because the mean of its divisors is an integer number (127411168185).

Almost surely, 22231031002230 is an apocalyptic number.

2231031002230 is a deficient number, since it is larger than the sum of its proper divisors (1846126379690).

2231031002230 is a wasteful number, since it uses less digits than its factorization.

2231031002230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9987504.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2231031002230 its reverse (322001301322), we get a palindrome (2553032303552).

The spelling of 2231031002230 in words is "two trillion, two hundred thirty-one billion, thirty-one million, two thousand, two hundred thirty".

Divisors: 1 2 5 10 89 178 251 445 502 890 1255 2510 22339 44678 111695 223390 9987157 19974314 49935785 99871570 888856973 1777713946 2506776407 4444284865 5013552814 8888569730 12533882035 25067764070 223103100223 446206200446 1115515501115 2231031002230