1403213221232 has 20 divisors (see below), whose sum is σ = 2749273097760. Its totient is φ = 693723389568.

The previous prime is 1403213221231. The next prime is 1403213221261. The reversal of 1403213221232 is 2321223123041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1403213221231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492699848 + ... + 492702695.

It is an arithmetic number, because the mean of its divisors is an integer number (137463654888).

Almost surely, 2^{1403213221232} is an apocalyptic number.

It is an amenable number.

1403213221232 is a deficient number, since it is larger than the sum of its proper divisors (1346059876528).

1403213221232 is an equidigital number, since it uses as much as digits as its factorization.

1403213221232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985402640 (or 985402634 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1403213221232 its reverse (2321223123041), we get a palindrome (3724436344273).

The spelling of 1403213221232 in words is "one trillion, four hundred three billion, two hundred thirteen million, two hundred twenty-one thousand, two hundred thirty-two".