1020103020203 has 8 divisors (see below), whose sum is σ = 1030226961456. Its totient is φ = 1009979548000.

The previous prime is 1020103020197. The next prime is 1020103020259. The reversal of 1020103020203 is 3020203010201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1020103020203 - 2²² = 1020098825899 is a prime.

It is a super-2 number, since 2×1020103020203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020103025203) 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, 5657225 + ... + 5834757.

It is an arithmetic number, because the mean of its divisors is an integer number (128778370182).

Almost surely, 2^{1020103020203} is an apocalyptic number.

1020103020203 is a deficient number, since it is larger than the sum of its proper divisors (10123941253).

1020103020203 is a wasteful number, since it uses less digits than its factorization.

1020103020203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234525.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 1020103020203 its reverse (3020203010201), we get a palindrome (4040306030404).

It can be divided in two parts, 102010 and 3020203, that added together give a palindrome (3122213).

The spelling of 1020103020203 in words is "one trillion, twenty billion, one hundred three million, twenty thousand, two hundred three".