1202200021010 has 8 divisors (see below), whose sum is σ = 2163960037836. Its totient is φ = 480880008400.

The previous prime is 1202200020943. The next prime is 1202200021027. The reversal of 1202200021010 is 101200022021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1095721152289 + 106478868721 = 1046767^2 + 326311^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1202200020982 and 1202200021000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60110001041 + ... + 60110001060.

Almost surely, 2^{1202200021010} is an apocalyptic number.

1202200021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1202200021010 is a deficient number, since it is larger than the sum of its proper divisors (961760016826).

1202200021010 is a wasteful number, since it uses less digits than its factorization.

1202200021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120220002108.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1202200021010 its reverse (101200022021), we get a palindrome (1303400043031).

The spelling of 1202200021010 in words is "one trillion, two hundred two billion, two hundred million, twenty-one thousand, ten".