403234203112 has 64 divisors (see below), whose sum is σ = 819655194960. Its totient is φ = 184868352000.

The previous prime is 403234203091. The next prime is 403234203133. The reversal of 403234203112 is 211302432304.

It is an interprime number because it is at equal distance from previous prime (403234203091) and next prime (403234203133).

It can be written as a sum of positive squares in 8 ways, for example, as 18494368036 + 384739835076 = 135994^2 + 620274^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21599062 + ... + 21617722.

Almost surely, 2^403234203112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 403234203112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (409827597480).

403234203112 is an abundant number, since it is smaller than the sum of its proper divisors (416420991848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

403234203112 is a wasteful number, since it uses less digits than its factorization.

403234203112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20054 (or 20050 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 403234203112 its reverse (211302432304), we get a palindrome (614536635416).

The spelling of 403234203112 in words is "four hundred three billion, two hundred thirty-four million, two hundred three thousand, one hundred twelve".