1202090103 has 6 divisors (see below), whose sum is σ = 1736352384. Its totient is φ = 801393396.

The previous prime is 1202090093. The next prime is 1202090143. The reversal of 1202090103 is 3010902021.

It is a happy number.

It is not a de Polignac number, because 1202090103 - 2⁶ = 1202090039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202090143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66782775 + ... + 66782792.

It is an arithmetic number, because the mean of its divisors is an integer number (289392064).

Almost surely, 2^1202090103 is an apocalyptic number.

1202090103 is a deficient number, since it is larger than the sum of its proper divisors (534262281).

1202090103 is a wasteful number, since it uses less digits than its factorization.

1202090103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133565573 (or 133565570 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 1202090103 is about 34671.1710647333. The cubic root of 1202090103 is about 1063.2751740699.

Adding to 1202090103 its reverse (3010902021), we get a palindrome (4212992124).

The spelling of 1202090103 in words is "one billion, two hundred two million, ninety thousand, one hundred three".