403242120223 has 32 divisors (see below), whose sum is σ = 440327601792. Its totient is φ = 367834521600.

The previous prime is 403242120187. The next prime is 403242120233. The reversal of 403242120223 is 322021242304.

It is not a de Polignac number, because 403242120223 - 2²⁹ = 402705249311 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 (403242120233) 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, 39064903 + ... + 39075223.

It is an arithmetic number, because the mean of its divisors is an integer number (13760237556).

Almost surely, 2^403242120223 is an apocalyptic number.

403242120223 is a deficient number, since it is larger than the sum of its proper divisors (37085481569).

403242120223 is a wasteful number, since it uses less digits than its factorization.

403242120223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10915.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 403242120223 its reverse (322021242304), we get a palindrome (725263362527).

The spelling of 403242120223 in words is "four hundred three billion, two hundred forty-two million, one hundred twenty thousand, two hundred twenty-three".