1012202020200 has 384 divisors, whose sum is σ = 3638367129600. Its totient is φ = 227998817280.

The previous prime is 1012202020199. The next prime is 1012202020217. The reversal of 1012202020200 is 20202022101.

It is a super-2 number, since 2×1012202020200² (a number of 25 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 194764002 + ... + 194769198.

It is an arithmetic number, because the mean of its divisors is an integer number (9474914400).

Almost surely, 2^{1012202020200} is an apocalyptic number.

1012202020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012202020200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1819183564800).

1012202020200 is an abundant number, since it is smaller than the sum of its proper divisors (2626165109400).

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

1012202020200 is a wasteful number, since it uses less digits than its factorization.

1012202020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5889 (or 5880 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1012202020200 its reverse (20202022101), we get a palindrome (1032404042301).

The spelling of 1012202020200 in words is "one trillion, twelve billion, two hundred two million, twenty thousand, two hundred".