11421024402001 has 4 divisors (see below), whose sum is σ = 11466526491504. Its totient is φ = 11375522312500.

The previous prime is 11421024401999. The next prime is 11421024402013. The reversal of 11421024402001 is 10020442012411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11421024402001 - 2¹ = 11421024401999 is a prime.

It is a super-2 number, since 2×11421024402001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11421024402061) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 22751044375 + ... + 22751044876.

It is an arithmetic number, because the mean of its divisors is an integer number (2866631622876).

Almost surely, 2^{11421024402001} is an apocalyptic number.

It is an amenable number.

11421024402001 is a deficient number, since it is larger than the sum of its proper divisors (45502089503).

11421024402001 is an equidigital number, since it uses as much as digits as its factorization.

11421024402001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45502089502.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 11421024402001 its reverse (10020442012411), we get a palindrome (21441466414412).

The spelling of 11421024402001 in words is "eleven trillion, four hundred twenty-one billion, twenty-four million, four hundred two thousand, one".