1020211102200 has 96 divisors (see below), whose sum is σ = 3162813750000. Its totient is φ = 272042588160.

The previous prime is 1020211102193. The next prime is 1020211102237. The reversal of 1020211102200 is 22011120201.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18722194 + ... + 18776606.

Almost surely, 2^{1020211102200} is an apocalyptic number.

1020211102200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020211102200 is an abundant number, since it is smaller than the sum of its proper divisors (2142602647800).

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

1020211102200 is a wasteful number, since it uses less digits than its factorization.

1020211102200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85681 (or 85672 counting only the distinct ones).

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

Adding to 1020211102200 its reverse (22011120201), we get a palindrome (1042222222401).

The spelling of 1020211102200 in words is "one trillion, twenty billion, two hundred eleven million, one hundred two thousand, two hundred".