1102431434402 has 16 divisors (see below), whose sum is σ = 1788174144000. Its totient is φ = 507753150528.

The previous prime is 1102431434347. The next prime is 1102431434407. The reversal of 1102431434402 is 2044341342011.

It is not an unprimeable number, because it can be changed into a prime (1102431434407) 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, 344939402 + ... + 344942597.

It is an arithmetic number, because the mean of its divisors is an integer number (111760884000).

Almost surely, 2^{1102431434402} is an apocalyptic number.

1102431434402 is a deficient number, since it is larger than the sum of its proper divisors (685742709598).

1102431434402 is a wasteful number, since it uses less digits than its factorization.

1102431434402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689882065.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1102431434402 its reverse (2044341342011), we get a palindrome (3146772776413).

The spelling of 1102431434402 in words is "one trillion, one hundred two billion, four hundred thirty-one million, four hundred thirty-four thousand, four hundred two".