1021122010200 has 192 divisors, whose sum is σ = 3467259108000. Its totient is φ = 247444234240.

The previous prime is 1021122010133. The next prime is 1021122010211. The reversal of 1021122010200 is 20102211201.

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 47 ways as a sum of consecutive naturals, for example, 1430235 + ... + 2021834.

Almost surely, 2^{1021122010200} is an apocalyptic number.

1021122010200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1021122010200 is an abundant number, since it is smaller than the sum of its proper divisors (2446137097800).

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

1021122010200 is a wasteful number, since it uses less digits than its factorization.

1021122010200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3452134 (or 3452125 counting only the distinct ones).

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

Adding to 1021122010200 its reverse (20102211201), we get a palindrome (1041224221401).

The spelling of 1021122010200 in words is "one trillion, twenty-one billion, one hundred twenty-two million, ten thousand, two hundred".