1202021113203 has 16 divisors (see below), whose sum is σ = 1785546222240. Its totient is φ = 799199017632.

The previous prime is 1202021113193. The next prime is 1202021113247. The reversal of 1202021113203 is 3023111202021.

It is not a de Polignac number, because 1202021113203 - 2⁵ = 1202021113171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1202021113703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59667276 + ... + 59687417.

It is an arithmetic number, because the mean of its divisors is an integer number (111596638890).

Almost surely, 2^{1202021113203} is an apocalyptic number.

1202021113203 is a deficient number, since it is larger than the sum of its proper divisors (583525109037).

1202021113203 is a wasteful number, since it uses less digits than its factorization.

1202021113203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119355075 (or 119355069 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1202021113203 its reverse (3023111202021), we get a palindrome (4225132315224).

The spelling of 1202021113203 in words is "one trillion, two hundred two billion, twenty-one million, one hundred thirteen thousand, two hundred three".