1020013302203 has 4 divisors (see below), whose sum is σ = 1165729488240. Its totient is φ = 874297116168.

The previous prime is 1020013302157. The next prime is 1020013302251. The reversal of 1020013302203 is 3022033100201.

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

It is a de Polignac number, because none of the positive numbers 2^k-1020013302203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020013302263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72858093008 + ... + 72858093021.

It is an arithmetic number, because the mean of its divisors is an integer number (291432372060).

Almost surely, 2^{1020013302203} is an apocalyptic number.

1020013302203 is a deficient number, since it is larger than the sum of its proper divisors (145716186037).

1020013302203 is an equidigital number, since it uses as much as digits as its factorization.

1020013302203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145716186036.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 1020013302203 its reverse (3022033100201), we get a palindrome (4042046402404).

The spelling of 1020013302203 in words is "one trillion, twenty billion, thirteen million, three hundred two thousand, two hundred three".