11253221444001 has 32 divisors (see below), whose sum is σ = 15199051101696. Its totient is φ = 7405476624000.

The previous prime is 11253221443991. The next prime is 11253221444009. The reversal of 11253221444001 is 10044412235211.

It is not a de Polignac number, because 11253221444001 - 2⁷ = 11253221443873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11253221444001.

It is not an unprimeable number, because it can be changed into a prime (11253221444009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59144661 + ... + 59334621.

It is an arithmetic number, because the mean of its divisors is an integer number (474970346928).

Almost surely, 2^{11253221444001} is an apocalyptic number.

It is an amenable number.

11253221444001 is a deficient number, since it is larger than the sum of its proper divisors (3945829657695).

11253221444001 is a wasteful number, since it uses less digits than its factorization.

11253221444001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190893.

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 11253221444001 its reverse (10044412235211), we get a palindrome (21297633679212).

The spelling of 11253221444001 in words is "eleven trillion, two hundred fifty-three billion, two hundred twenty-one million, four hundred forty-four thousand, one".