1103431401412 has 24 divisors (see below), whose sum is σ = 1967786749656. Its totient is φ = 541210295808.

The previous prime is 1103431401409. The next prime is 1103431401421. The reversal of 1103431401412 is 2141041343011.

It can be written as a sum of positive squares in 4 ways, for example, as 172410970176 + 931020431236 = 415224^2 + 964894^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 749788 + ... + 1664044.

It is an arithmetic number, because the mean of its divisors is an integer number (81991114569).

Almost surely, 2^{1103431401412} is an apocalyptic number.

It is an amenable number.

1103431401412 is a deficient number, since it is larger than the sum of its proper divisors (864355348244).

1103431401412 is a wasteful number, since it uses less digits than its factorization.

1103431401412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920007 (or 920005 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1103431401412 its reverse (2141041343011), we get a palindrome (3244472744423).

The spelling of 1103431401412 in words is "one trillion, one hundred three billion, four hundred thirty-one million, four hundred one thousand, four hundred twelve".