11431210343402 has 4 divisors (see below), whose sum is σ = 17146815515106. Its totient is φ = 5715605171700.

The previous prime is 11431210343321. The next prime is 11431210343419. The reversal of 11431210343402 is 20434301213411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11249845938241 + 181364405161 = 3354079^2 + 425869^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2857802585849 + ... + 2857802585852.

Almost surely, 2^{11431210343402} is an apocalyptic number.

11431210343402 is a deficient number, since it is larger than the sum of its proper divisors (5715605171704).

11431210343402 is an equidigital number, since it uses as much as digits as its factorization.

11431210343402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5715605171703.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 11431210343402 its reverse (20434301213411), we get a palindrome (31865511556813).

The spelling of 11431210343402 in words is "eleven trillion, four hundred thirty-one billion, two hundred ten million, three hundred forty-three thousand, four hundred two".