20222211212001 has 24 divisors (see below), whose sum is σ = 30067035098880. Its totient is φ = 13087500150816.

The previous prime is 20222211211999. The next prime is 20222211212039. The reversal of 20222211212001 is 10021211222202.

It is a happy number.

20222211212001 is a `hidden beast` number, since 20 + 222 + 211 + 212 + 0 + 0 + 1 = 666.

It is not a de Polignac number, because 20222211212001 - 2¹ = 20222211211999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20222211212041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68393521 + ... + 68688558.

It is an arithmetic number, because the mean of its divisors is an integer number (1252793129120).

Almost surely, 2^{20222211212001} is an apocalyptic number.

It is an amenable number.

20222211212001 is a deficient number, since it is larger than the sum of its proper divisors (9844823886879).

20222211212001 is a wasteful number, since it uses less digits than its factorization.

20222211212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137082565 (or 137082562 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 20222211212001 its reverse (10021211222202), we get a palindrome (30243422434203).

The spelling of 20222211212001 in words is "twenty trillion, two hundred twenty-two billion, two hundred eleven million, two hundred twelve thousand, one".