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1230223331013 = 32632797557461
BaseRepresentation
bin10001111001101111000…
…001100100111011000101
311100121102101020101220120
4101321233001210323011
5130123444133043023
62341053511252153
7154611036530505
oct21715701447305
94317371211816
101230223331013
11434809aa9006
1217a51337a059
138c018015721
14437864a9a05
152200322b8e3
hex11e6f064ec5

1230223331013 has 16 divisors (see below), whose sum is σ = 1647126281856. Its totient is φ = 816736875840.

The previous prime is 1230223331003. The next prime is 1230223331093. The reversal of 1230223331013 is 3101333220321.

It is not a de Polignac number, because 1230223331013 - 234 = 1213043461829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230223331003) 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, 1928103 + ... + 2485563.

It is an arithmetic number, because the mean of its divisors is an integer number (102945392616).

Almost surely, 21230223331013 is an apocalyptic number.

It is an amenable number.

1230223331013 is a deficient number, since it is larger than the sum of its proper divisors (416902950843).

1230223331013 is a wasteful number, since it uses less digits than its factorization.

1230223331013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560524.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1230223331013 its reverse (3101333220321), we get a palindrome (4331556551334).

The spelling of 1230223331013 in words is "one trillion, two hundred thirty billion, two hundred twenty-three million, three hundred thirty-one thousand, thirteen".

Divisors: 1 3 263 789 2797 8391 557461 735611 1672383 2206833 146612243 439836729 1559218417 4677655251 410074443671 1230223331013