1135431342212 has 12 divisors (see below), whose sum is σ = 1987016053260. Its totient is φ = 567712469856.

The previous prime is 1135431342113. The next prime is 1135431342223. The reversal of 1135431342212 is 2122431345311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 246061634116 + 889369708096 = 496046^2 + 943064^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113714 + ... + 1511222.

It is an arithmetic number, because the mean of its divisors is an integer number (165584671105).

Almost surely, 2^{1135431342212} is an apocalyptic number.

It is an amenable number.

1135431342212 is a deficient number, since it is larger than the sum of its proper divisors (851584711048).

1135431342212 is a wasteful number, since it uses less digits than its factorization.

1135431342212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600630 (or 1600628 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

Adding to 1135431342212 its reverse (2122431345311), we get a palindrome (3257862687523).

The spelling of 1135431342212 in words is "one trillion, one hundred thirty-five billion, four hundred thirty-one million, three hundred forty-two thousand, two hundred twelve".