11021240431000 has 256 divisors, whose sum is σ = 27135286738560. Its totient is φ = 4184557977600.

The previous prime is 11021240430997. The next prime is 11021240431031. The reversal of 11021240431000 is 13404212011.

It is a super-2 number, since 2×11021240431000² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1490763304 + ... + 1490770696.

Almost surely, 2^{11021240431000} is an apocalyptic number.

11021240431000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11021240431000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13567643369280).

11021240431000 is an abundant number, since it is smaller than the sum of its proper divisors (16114046307560).

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

11021240431000 is a wasteful number, since it uses less digits than its factorization.

11021240431000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8431 (or 8417 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11021240431000 its reverse (13404212011), we get a palindrome (11034644643011).

The spelling of 11021240431000 in words is "eleven trillion, twenty-one billion, two hundred forty million, four hundred thirty-one thousand".