11221501067 has 16 divisors (see below), whose sum is σ = 12889843200. Its totient is φ = 9569595840.

The previous prime is 11221501051. The next prime is 11221501091. The reversal of 11221501067 is 76010512211.

It is not a de Polignac number, because 11221501067 - 2⁴ = 11221501051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11221504067) 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, 1234184 + ... + 1243242.

It is an arithmetic number, because the mean of its divisors is an integer number (805615200).

Almost surely, 2^11221501067 is an apocalyptic number.

11221501067 is a deficient number, since it is larger than the sum of its proper divisors (1668342133).

11221501067 is an equidigital number, since it uses as much as digits as its factorization.

11221501067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9946.

The product of its (nonzero) digits is 840, while the sum is 26.

The spelling of 11221501067 in words is "eleven billion, two hundred twenty-one million, five hundred one thousand, sixty-seven".