203042011121302 has 4 divisors (see below), whose sum is σ = 304563016681956. Its totient is φ = 101521005560650.

The previous prime is 203042011121291. The next prime is 203042011121309. The reversal of 203042011121302 is 203121110240302.

203042011121302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203042011121309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50760502780324 + ... + 50760502780327.

It is an arithmetic number, because the mean of its divisors is an integer number (76140754170489).

Almost surely, 2^{203042011121302} is an apocalyptic number.

203042011121302 is a deficient number, since it is larger than the sum of its proper divisors (101521005560654).

203042011121302 is a wasteful number, since it uses less digits than its factorization.

203042011121302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101521005560653.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 203042011121302 its reverse (203121110240302), we get a palindrome (406163121361604).

The spelling of 203042011121302 in words is "two hundred three trillion, forty-two billion, eleven million, one hundred twenty-one thousand, three hundred two".