1202110020101 has 8 divisors (see below), whose sum is σ = 1221991795704. Its totient is φ = 1182233891520.

The previous prime is 1202110020071. The next prime is 1202110020143. The reversal of 1202110020101 is 1010200112021.

It can be written as a sum of positive squares in 4 ways, for example, as 9929923201 + 1192180096900 = 99649^2 + 1091870^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1202110020101 - 2³⁴ = 1184930150917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202110020301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 981410 + ... + 1835043.

It is an arithmetic number, because the mean of its divisors is an integer number (152748974463).

Almost surely, 2^{1202110020101} is an apocalyptic number.

It is an amenable number.

1202110020101 is a deficient number, since it is larger than the sum of its proper divisors (19881775603).

1202110020101 is an equidigital number, since it uses as much as digits as its factorization.

1202110020101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2823511.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1202110020101 its reverse (1010200112021), we get a palindrome (2212310132122).

The spelling of 1202110020101 in words is "one trillion, two hundred two billion, one hundred ten million, twenty thousand, one hundred one".