11221452305454 has 64 divisors (see below), whose sum is σ = 23795699945472. Its totient is φ = 3521590732800.

The previous prime is 11221452305381. The next prime is 11221452305471. The reversal of 11221452305454 is 45450325412211.

11221452305454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11221452305454² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63783999 + ... + 63959685.

It is an arithmetic number, because the mean of its divisors is an integer number (371807811648).

Almost surely, 2^{11221452305454} is an apocalyptic number.

11221452305454 is an abundant number, since it is smaller than the sum of its proper divisors (12574247640018).

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

11221452305454 is a wasteful number, since it uses less digits than its factorization.

11221452305454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185041.

The product of its (nonzero) digits is 192000, while the sum is 39.

Adding to 11221452305454 its reverse (45450325412211), we get a palindrome (56671777717665).

The spelling of 11221452305454 in words is "eleven trillion, two hundred twenty-one billion, four hundred fifty-two million, three hundred five thousand, four hundred fifty-four".