22220200121001 has 24 divisors (see below), whose sum is σ = 31472603273280. Its totient is φ = 13941911968512.

The previous prime is 22220200120997. The next prime is 22220200121047. The reversal of 22220200121001 is 10012100202222.

It is not a de Polignac number, because 22220200121001 - 2² = 22220200120997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22220200121101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132149955 + ... + 132317991.

It is an arithmetic number, because the mean of its divisors is an integer number (1311358469720).

Almost surely, 2^{22220200121001} is an apocalyptic number.

It is an amenable number.

22220200121001 is a deficient number, since it is larger than the sum of its proper divisors (9252403152279).

22220200121001 is a wasteful number, since it uses less digits than its factorization.

22220200121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320593 (or 320576 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22220200121001 its reverse (10012100202222), we get a palindrome (32232300323223).

The spelling of 22220200121001 in words is "twenty-two trillion, two hundred twenty billion, two hundred million, one hundred twenty-one thousand, one".