1202402444243 has 64 divisors (see below), whose sum is σ = 1698532706304. Its totient is φ = 827260156800.

The previous prime is 1202402444237. The next prime is 1202402444267. The reversal of 1202402444243 is 3424442042021.

It is not a de Polignac number, because 1202402444243 - 2⁴ = 1202402444227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1202402444233) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2569973 + ... + 3001593.

It is an arithmetic number, because the mean of its divisors is an integer number (26539573536).

Almost surely, 2^{1202402444243} is an apocalyptic number.

1202402444243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1202402444243 is a deficient number, since it is larger than the sum of its proper divisors (496130262061).

1202402444243 is a wasteful number, since it uses less digits than its factorization.

1202402444243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431697 (or 431675 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 1202402444243 its reverse (3424442042021), we get a palindrome (4626844486264).

The spelling of 1202402444243 in words is "one trillion, two hundred two billion, four hundred two million, four hundred forty-four thousand, two hundred forty-three".