11402230444021 has 16 divisors (see below), whose sum is σ = 12012133363200. Its totient is φ = 10808789241600.

The previous prime is 11402230444009. The next prime is 11402230444037. The reversal of 11402230444021 is 12044403220411.

It is a cyclic number.

It is not a de Polignac number, because 11402230444021 - 2²⁷ = 11402096226293 is a prime.

It is a super-3 number, since 3×11402230444021³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11402230444081) 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, 10578816 + ... + 11606713.

It is an arithmetic number, because the mean of its divisors is an integer number (750758335200).

Almost surely, 2^{11402230444021} is an apocalyptic number.

It is an amenable number.

11402230444021 is a deficient number, since it is larger than the sum of its proper divisors (609902919179).

11402230444021 is a wasteful number, since it uses less digits than its factorization.

11402230444021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22185900.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 11402230444021 its reverse (12044403220411), we get a palindrome (23446633664432).

The spelling of 11402230444021 in words is "eleven trillion, four hundred two billion, two hundred thirty million, four hundred forty-four thousand, twenty-one".