11213230247640 has 96 divisors (see below), whose sum is σ = 37060676312400. Its totient is φ = 2939513460480.

The previous prime is 11213230247599. The next prime is 11213230247683. The reversal of 11213230247640 is 4674203231211.

11213230247640 is a `hidden beast` number, since 1 + 1 + 2 + 1 + 3 + 2 + 3 + 0 + 2 + 4 + 7 + 640 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 11213230247595 and 11213230247604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 263943691 + ... + 263986170.

Almost surely, 2^{11213230247640} is an apocalyptic number.

11213230247640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11213230247640 is an abundant number, since it is smaller than the sum of its proper divisors (25847446064760).

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

11213230247640 is a wasteful number, since it uses less digits than its factorization.

11213230247640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527929937 (or 527929930 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

Adding to 11213230247640 its reverse (4674203231211), we get a palindrome (15887433478851).

The spelling of 11213230247640 in words is "eleven trillion, two hundred thirteen billion, two hundred thirty million, two hundred forty-seven thousand, six hundred forty".