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123013230232211 = 1173362003423179
BaseRepresentation
bin11011111110000100111111…
…111001000000001010010011
3121010112221122112001202001222
4123332010333321000022103
5112110422043414412321
61113343255310115255
734624261343436644
oct3376047771001223
9533487575052058
10123013230232211
11362176885771a0
1211968955aabb2b
135384136c3c437
142253c2d1036cb
15e34cca6283ab
hex6fe13fe40293

123013230232211 has 16 divisors (see below), whose sum is σ = 136035253215360. Its totient is φ = 110297723296320.

The previous prime is 123013230232147. The next prime is 123013230232223. The reversal of 123013230232211 is 112232032310321.

It is a cyclic number.

It is not a de Polignac number, because 123013230232211 - 26 = 123013230232147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123013230232261) 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, 290476820 + ... + 290899998.

It is an arithmetic number, because the mean of its divisors is an integer number (8502203325960).

Almost surely, 2123013230232211 is an apocalyptic number.

123013230232211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

123013230232211 is a deficient number, since it is larger than the sum of its proper divisors (13022022983149).

123013230232211 is a wasteful number, since it uses less digits than its factorization.

123013230232211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785266.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 123013230232211 its reverse (112232032310321), we get a palindrome (235245262542532).

The spelling of 123013230232211 in words is "one hundred twenty-three trillion, thirteen billion, two hundred thirty million, two hundred thirty-two thousand, two hundred eleven".

Divisors: 1 11 73 803 362003 423179 3982033 4654969 26426219 30892067 290688409 339812737 153192067537 1685112742907 11183020930201 123013230232211