1210010202000 has 120 divisors (see below), whose sum is σ = 4226162361720. Its totient is φ = 322669382400.

The previous prime is 1210010201971. The next prime is 1210010202007. The reversal of 1210010202000 is 2020100121.

It can be written as a sum of positive squares in 4 ways, for example, as 21317168016 + 1188693033984 = 146004^2 + 1090272^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1210010202007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33593395 + ... + 33629394.

It is an arithmetic number, because the mean of its divisors is an integer number (35218019681).

Almost surely, 2^{1210010202000} is an apocalyptic number.

1210010202000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1210010202000 is an abundant number, since it is smaller than the sum of its proper divisors (3016152159720).

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

1210010202000 is a wasteful number, since it uses less digits than its factorization.

1210010202000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67222818 (or 67222799 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1210010202000 its reverse (2020100121), we get a palindrome (1212030302121).

The spelling of 1210010202000 in words is "one trillion, two hundred ten billion, ten million, two hundred two thousand".