11220401147 has 8 divisors (see below), whose sum is σ = 11404087200. Its totient is φ = 11037995584.

The previous prime is 11220401131. The next prime is 11220401173. The reversal of 11220401147 is 74110402211.

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

It is a cyclic number.

It is not a de Polignac number, because 11220401147 - 2⁴ = 11220401131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11220401117) 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, 302447 + ... + 337512.

It is an arithmetic number, because the mean of its divisors is an integer number (1425510900).

Almost surely, 2^11220401147 is an apocalyptic number.

11220401147 is a deficient number, since it is larger than the sum of its proper divisors (183686053).

11220401147 is an equidigital number, since it uses as much as digits as its factorization.

11220401147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640245.

The product of its (nonzero) digits is 448, while the sum is 23.

Adding to 11220401147 its reverse (74110402211), we get a palindrome (85330803358).

The spelling of 11220401147 in words is "eleven billion, two hundred twenty million, four hundred one thousand, one hundred forty-seven".