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1232022103 = 1394770931
BaseRepresentation
bin100100101101111…
…0010101001010111
310011212021012121021
41021123302221113
510010344201403
6322130302011
742350005114
oct11133625127
93155235537
101232022103
11582498494
122a4727907
13168326980
14b98a790b
15732638bd
hex496f2a57

1232022103 has 4 divisors (see below), whose sum is σ = 1326793048. Its totient is φ = 1137251160.

The previous prime is 1232022091. The next prime is 1232022131. The reversal of 1232022103 is 3012202321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3012202321 = 3119965759.

It is a cyclic number.

It is not a de Polignac number, because 1232022103 - 29 = 1232021591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232022193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47385453 + ... + 47385478.

It is an arithmetic number, because the mean of its divisors is an integer number (331698262).

Almost surely, 21232022103 is an apocalyptic number.

1232022103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1232022103 is a deficient number, since it is larger than the sum of its proper divisors (94770945).

1232022103 is an equidigital number, since it uses as much as digits as its factorization.

1232022103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94770944.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1232022103 is about 35100.1724069840. The cubic root of 1232022103 is about 1072.0280931112.

Adding to 1232022103 its reverse (3012202321), we get a palindrome (4244224424).

The spelling of 1232022103 in words is "one billion, two hundred thirty-two million, twenty-two thousand, one hundred three".

Divisors: 1 13 94770931 1232022103