11122022001 has 16 divisors (see below), whose sum is σ = 15690751040. Its totient is φ = 6988032000.

The previous prime is 11122021997. The next prime is 11122022011. The reversal of 11122022001 is 10022022111.

It is not a de Polignac number, because 11122022001 - 2² = 11122021997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11122022011) 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, 494500 + ... + 516501.

It is an arithmetic number, because the mean of its divisors is an integer number (980671940).

Almost surely, 2^11122022001 is an apocalyptic number.

It is an amenable number.

11122022001 is a deficient number, since it is larger than the sum of its proper divisors (4568729039).

11122022001 is a wasteful number, since it uses less digits than its factorization.

11122022001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011216.

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

Adding to 11122022001 its reverse (10022022111), we get a palindrome (21144044112).

The spelling of 11122022001 in words is "eleven billion, one hundred twenty-two million, twenty-two thousand, one".