11203401423434 has 32 divisors (see below), whose sum is σ = 18411097953600. Its totient is φ = 5070762726400.

The previous prime is 11203401423371. The next prime is 11203401423497. The reversal of 11203401423434 is 43432410430211.

It is an interprime number because it is at equal distance from previous prime (11203401423371) and next prime (11203401423497).

It is a self number, because there is not a number n which added to its sum of digits gives 11203401423434.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3695132 + ... + 6005064.

It is an arithmetic number, because the mean of its divisors is an integer number (575346811050).

Almost surely, 2^{11203401423434} is an apocalyptic number.

11203401423434 is a deficient number, since it is larger than the sum of its proper divisors (7207696530166).

11203401423434 is a wasteful number, since it uses less digits than its factorization.

11203401423434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2310886.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 11203401423434 its reverse (43432410430211), we get a palindrome (54635811853645).

The spelling of 11203401423434 in words is "eleven trillion, two hundred three billion, four hundred one million, four hundred twenty-three thousand, four hundred thirty-four".