20022211122000 has 80 divisors (see below), whose sum is σ = 64551608676672. Its totient is φ = 5339256297600.

The previous prime is 20022211121977. The next prime is 20022211122019. The reversal of 20022211122000 is 22111222002.

It is a tau number, because it is divible by the number of its divisors (80).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1668511594 + ... + 1668523593.

Almost surely, 2^{20022211122000} is an apocalyptic number.

20022211122000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20022211122000 is an abundant number, since it is smaller than the sum of its proper divisors (44529397554672).

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

20022211122000 is a wasteful number, since it uses less digits than its factorization.

20022211122000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3337035213 (or 3337035197 counting only the distinct ones).

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

Adding to 20022211122000 its reverse (22111222002), we get a palindrome (20044322344002).

The spelling of 20022211122000 in words is "twenty trillion, twenty-two billion, two hundred eleven million, one hundred twenty-two thousand".