1154350224221 has 8 divisors (see below), whose sum is σ = 1215317268000. Its totient is φ = 1093404357360.

The previous prime is 1154350224199. The next prime is 1154350224281. The reversal of 1154350224221 is 1224220534511.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1154350224221 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154350224281) 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, 5182271 + ... + 5400428.

It is an arithmetic number, because the mean of its divisors is an integer number (151914658500).

Almost surely, 2^{1154350224221} is an apocalyptic number.

It is an amenable number.

1154350224221 is a deficient number, since it is larger than the sum of its proper divisors (60967043779).

1154350224221 is a wasteful number, since it uses less digits than its factorization.

1154350224221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10588459.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 1154350224221 its reverse (1224220534511), we get a palindrome (2378570758732).

The spelling of 1154350224221 in words is "one trillion, one hundred fifty-four billion, three hundred fifty million, two hundred twenty-four thousand, two hundred twenty-one".