22001112211020 has 24 divisors (see below), whose sum is σ = 61603114191024. Its totient is φ = 5866963256256.

The previous prime is 22001112210989. The next prime is 22001112211031. The reversal of 22001112211020 is 2011221110022.

22001112211020 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183342601699 + ... + 183342601818.

It is an arithmetic number, because the mean of its divisors is an integer number (2566796424626).

Almost surely, 2^{22001112211020} is an apocalyptic number.

22001112211020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22001112211020 is an abundant number, since it is smaller than the sum of its proper divisors (39602001980004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22001112211020 is a wasteful number, since it uses less digits than its factorization.

22001112211020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366685203529 (or 366685203527 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22001112211020 its reverse (2011221110022), we get a palindrome (24012333321042).

The spelling of 22001112211020 in words is "twenty-two trillion, one billion, one hundred twelve million, two hundred eleven thousand, twenty".