403212103312 has 40 divisors (see below), whose sum is σ = 822387319200. Its totient is φ = 190984326912.

The previous prime is 403212103291. The next prime is 403212103313. The reversal of 403212103312 is 213301212304.

It is a super-2 number, since 2×403212103312² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (403212103313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8408139 + ... + 8455957.

It is an arithmetic number, because the mean of its divisors is an integer number (20559682980).

Almost surely, 2^403212103312 is an apocalyptic number.

It is an amenable number.

403212103312 is an abundant number, since it is smaller than the sum of its proper divisors (419175215888).

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

403212103312 is a wasteful number, since it uses less digits than its factorization.

403212103312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75583 (or 75577 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 403212103312 its reverse (213301212304), we get a palindrome (616513315616).

The spelling of 403212103312 in words is "four hundred three billion, two hundred twelve million, one hundred three thousand, three hundred twelve".