22120200011001 has 16 divisors (see below), whose sum is σ = 29917379386368. Its totient is φ = 14535026662800.

The previous prime is 22120200010939. The next prime is 22120200011003. The reversal of 22120200011001 is 10011000202122.

It is not a de Polignac number, because 22120200011001 - 2¹¹ = 22120200008953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22120200011003) 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, 13780221 + ... + 15301466.

It is an arithmetic number, because the mean of its divisors is an integer number (1869836211648).

Almost surely, 2^{22120200011001} is an apocalyptic number.

It is an amenable number.

22120200011001 is a deficient number, since it is larger than the sum of its proper divisors (7797179375367).

22120200011001 is a wasteful number, since it uses less digits than its factorization.

22120200011001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29085332.

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

Adding to 22120200011001 its reverse (10011000202122), we get a palindrome (32131200213123).

The spelling of 22120200011001 in words is "twenty-two trillion, one hundred twenty billion, two hundred million, eleven thousand, one".