1201020201102 has 16 divisors (see below), whose sum is σ = 2402155566720. Its totient is φ = 400320872952.

The previous prime is 1201020201047. The next prime is 1201020201137. The reversal of 1201020201102 is 2011020201021.

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 7 ways as a sum of consecutive naturals, for example, 4662652 + ... + 4913487.

It is an arithmetic number, because the mean of its divisors is an integer number (150134722920).

Almost surely, 2^{1201020201102} is an apocalyptic number.

1201020201102 is an abundant number, since it is smaller than the sum of its proper divisors (1201135365618).

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

1201020201102 is a wasteful number, since it uses less digits than its factorization.

1201020201102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9597047.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1201020201102 its reverse (2011020201021), we get a palindrome (3212040402123).

The spelling of 1201020201102 in words is "one trillion, two hundred one billion, twenty million, two hundred one thousand, one hundred two".