123122040223 has 32 divisors (see below), whose sum is σ = 155320704000. Its totient is φ = 94989113856.

The previous prime is 123122040221. The next prime is 123122040241. The reversal of 123122040223 is 322040221321.

It is not a de Polignac number, because 123122040223 - 2¹ = 123122040221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123122040194 and 123122040203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123122040221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2317623 + ... + 2370151.

It is an arithmetic number, because the mean of its divisors is an integer number (4853772000).

Almost surely, 2^123122040223 is an apocalyptic number.

123122040223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123122040223 is a deficient number, since it is larger than the sum of its proper divisors (32198663777).

123122040223 is a wasteful number, since it uses less digits than its factorization.

123122040223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53191.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 123122040223 its reverse (322040221321), we get a palindrome (445162261544).

The spelling of 123122040223 in words is "one hundred twenty-three billion, one hundred twenty-two million, forty thousand, two hundred twenty-three".