1200210000101 has 16 divisors (see below), whose sum is σ = 1390204128768. Its totient is φ = 1014885644400.

The previous prime is 1200210000089. The next prime is 1200210000133. The reversal of 1200210000101 is 1010000120021.

It is a cyclic number.

It is not a de Polignac number, because 1200210000101 - 2⁶ = 1200210000037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200210000401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1093295 + ... + 1896236.

It is an arithmetic number, because the mean of its divisors is an integer number (86887758048).

Almost surely, 2^{1200210000101} is an apocalyptic number.

It is an amenable number.

1200210000101 is a deficient number, since it is larger than the sum of its proper divisors (189994128667).

1200210000101 is an equidigital number, since it uses as much as digits as its factorization.

1200210000101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2990312.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1200210000101 its reverse (1010000120021), we get a palindrome (2210210120122).

The spelling of 1200210000101 in words is "one trillion, two hundred billion, two hundred ten million, one hundred one", and thus it is an aban number.