20100222232000 has 56 divisors (see below), whose sum is σ = 49778200377360. Its totient is φ = 8040088889600.

The previous prime is 20100222231979. The next prime is 20100222232003. The reversal of 20100222232000 is 23222200102.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20100222232003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1256255890 + ... + 1256271889.

It is an arithmetic number, because the mean of its divisors is an integer number (888896435310).

Almost surely, 2^{20100222232000} is an apocalyptic number.

20100222232000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20100222232000 is an abundant number, since it is smaller than the sum of its proper divisors (29677978145360).

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

20100222232000 is an equidigital number, since it uses as much as digits as its factorization.

20100222232000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2512527806 (or 2512527786 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 20100222232000 its reverse (23222200102), we get a palindrome (20123444432102).

The spelling of 20100222232000 in words is "twenty trillion, one hundred billion, two hundred twenty-two million, two hundred thirty-two thousand".