11011302412421 has 8 divisors (see below), whose sum is σ = 11067221317464. Its totient is φ = 10955457525760.

The previous prime is 11011302412417. The next prime is 11011302412441. The reversal of 11011302412421 is 12421420311011.

It can be written as a sum of positive squares in 4 ways, for example, as 1501325781796 + 9509976630625 = 1225286^2 + 3083825^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11011302412421 - 2² = 11011302412417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011302412441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18206300 + ... + 18801381.

It is an arithmetic number, because the mean of its divisors is an integer number (1383402664683).

Almost surely, 2^{11011302412421} is an apocalyptic number.

It is an amenable number.

11011302412421 is a deficient number, since it is larger than the sum of its proper divisors (55918905043).

11011302412421 is a wasteful number, since it uses less digits than its factorization.

11011302412421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37009191.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 11011302412421 its reverse (12421420311011), we get a palindrome (23432722723432).

The spelling of 11011302412421 in words is "eleven trillion, eleven billion, three hundred two million, four hundred twelve thousand, four hundred twenty-one".