1020203045422 has 16 divisors (see below), whose sum is σ = 1670189385600. Its totient is φ = 463515818040.

The previous prime is 1020203045401. The next prime is 1020203045423. The reversal of 1020203045422 is 2245403020201.

1020203045422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020203045423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10592922 + ... + 10688797.

It is an arithmetic number, because the mean of its divisors is an integer number (104386836600).

Almost surely, 2^{1020203045422} is an apocalyptic number.

1020203045422 is a deficient number, since it is larger than the sum of its proper divisors (649986340178).

1020203045422 is a wasteful number, since it uses less digits than its factorization.

1020203045422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21283911.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 1020203045422 its reverse (2245403020201), we get a palindrome (3265606065623).

The spelling of 1020203045422 in words is "one trillion, twenty billion, two hundred three million, forty-five thousand, four hundred twenty-two".