1202221002010 has 24 divisors (see below), whose sum is σ = 2517303568500. Its totient is φ = 412190057664.

The previous prime is 1202221001957. The next prime is 1202221002043. The reversal of 1202221002010 is 102001222021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1033652455969 + 168568546041 = 1016687^2 + 410571^2 .

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 11 ways as a sum of consecutive naturals, for example, 1226755635 + ... + 1226756614.

Almost surely, 2^{1202221002010} is an apocalyptic number.

1202221002010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1202221002010 is an abundant number, since it is smaller than the sum of its proper divisors (1315082566490).

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

1202221002010 is a wasteful number, since it uses less digits than its factorization.

1202221002010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2453512270 (or 2453512263 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1202221002010 its reverse (102001222021), we get a palindrome (1304222224031).

The spelling of 1202221002010 in words is "one trillion, two hundred two billion, two hundred twenty-one million, two thousand, ten".