1131100100424 has 64 divisors (see below), whose sum is σ = 3590793974400. Its totient is φ = 323171456832.

The previous prime is 1131100100423. The next prime is 1131100100443. The reversal of 1131100100424 is 4240010011311.

1131100100424 is a `hidden beast` number, since 1 + 131 + 10 + 0 + 100 + 424 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1131100100397 and 1131100100406.

It is not an unprimeable number, because it can be changed into a prime (1131100100423) 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, 374039527 + ... + 374042550.

It is an arithmetic number, because the mean of its divisors is an integer number (56106155850).

Almost surely, 2^{1131100100424} is an apocalyptic number.

1131100100424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1131100100424 is an abundant number, since it is smaller than the sum of its proper divisors (2459693873976).

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

1131100100424 is a wasteful number, since it uses less digits than its factorization.

1131100100424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748082099 (or 748082089 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1131100100424 its reverse (4240010011311), we get a palindrome (5371110111735).

The spelling of 1131100100424 in words is "one trillion, one hundred thirty-one billion, one hundred million, one hundred thousand, four hundred twenty-four".