210020220111000 has 128 divisors (see below), whose sum is σ = 705667939704000. Its totient is φ = 51697284940800.

The previous prime is 210020220110881. The next prime is 210020220111007. The reversal of 210020220111000 is 111022020012.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210020220111007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2692527925 + ... + 2692605924.

Almost surely, 2^{210020220111000} is an apocalyptic number.

210020220111000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210020220111000 is an abundant number, since it is smaller than the sum of its proper divisors (495647719593000).

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

210020220111000 is a wasteful number, since it uses less digits than its factorization.

210020220111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5385133886 (or 5385133872 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 210020220111000 its reverse (111022020012), we get a palindrome (210131242131012).

The spelling of 210020220111000 in words is "two hundred ten trillion, twenty billion, two hundred twenty million, one hundred eleven thousand".