11203421369 has 16 divisors (see below), whose sum is σ = 13146494592. Its totient is φ = 9347522688.

The previous prime is 11203421329. The next prime is 11203421389. The reversal of 11203421369 is 96312430211.

It is not a de Polignac number, because 11203421369 - 2⁸ = 11203421113 is a prime.

It is a super-2 number, since 2×11203421369² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11203421329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24677 + ... + 151709.

It is an arithmetic number, because the mean of its divisors is an integer number (821655912).

Almost surely, 2^11203421369 is an apocalyptic number.

It is an amenable number.

11203421369 is a deficient number, since it is larger than the sum of its proper divisors (1943073223).

11203421369 is a wasteful number, since it uses less digits than its factorization.

11203421369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127376.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 11203421369 in words is "eleven billion, two hundred three million, four hundred twenty-one thousand, three hundred sixty-nine".