11212022001 has 8 divisors (see below), whose sum is σ = 14953222240. Its totient is φ = 7472751552.

The previous prime is 11212021987. The next prime is 11212022011. The reversal of 11212022001 is 10022021211.

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

It is not a de Polignac number, because 11212022001 - 2⁵ = 11212021969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11212022011) 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, 468835 + ... + 492168.

It is an arithmetic number, because the mean of its divisors is an integer number (1869152780).

Almost surely, 2^11212022001 is an apocalyptic number.

It is an amenable number.

11212022001 is a deficient number, since it is larger than the sum of its proper divisors (3741200239).

11212022001 is an equidigital number, since it uses as much as digits as its factorization.

11212022001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964895.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11212022001 its reverse (10022021211), we get a palindrome (21234043212).

The spelling of 11212022001 in words is "eleven billion, two hundred twelve million, twenty-two thousand, one".