11203144431000 has 64 divisors (see below), whose sum is σ = 34953810634080. Its totient is φ = 2987505180800.

The previous prime is 11203144430999. The next prime is 11203144431043. The reversal of 11203144431000 is 13444130211.

11203144431000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11203144431000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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, 1867187739 + ... + 1867193738.

Almost surely, 2^{11203144431000} is an apocalyptic number.

11203144431000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11203144431000 is an abundant number, since it is smaller than the sum of its proper divisors (23750666203080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11203144431000 is a wasteful number, since it uses less digits than its factorization.

11203144431000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3734381501 (or 3734381487 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 11203144431000 its reverse (13444130211), we get a palindrome (11216588561211).

The spelling of 11203144431000 in words is "eleven trillion, two hundred three billion, one hundred forty-four million, four hundred thirty-one thousand".