1210012010200 has 48 divisors (see below), whose sum is σ = 3215174773680. Its totient is φ = 414861260160.

The previous prime is 1210012010191. The next prime is 1210012010353. The reversal of 1210012010200 is 20102100121.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 432145747 + ... + 432148546.

It is an arithmetic number, because the mean of its divisors is an integer number (66982807785).

Almost surely, 2^{1210012010200} is an apocalyptic number.

1210012010200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1210012010200 is an abundant number, since it is smaller than the sum of its proper divisors (2005162763480).

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

1210012010200 is a wasteful number, since it uses less digits than its factorization.

1210012010200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864294316 (or 864294307 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1210012010200 its reverse (20102100121), we get a palindrome (1230114110321).

The spelling of 1210012010200 in words is "one trillion, two hundred ten billion, twelve million, ten thousand, two hundred".