1023020002103 has 4 divisors (see below), whose sum is σ = 1116021820488. Its totient is φ = 930018183720.

The previous prime is 1023020002097. The next prime is 1023020002187. The reversal of 1023020002103 is 3012000203201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1023020002103 - 2¹⁰ = 1023020001079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023020002003) 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, 46500909176 + ... + 46500909197.

It is an arithmetic number, because the mean of its divisors is an integer number (279005455122).

Almost surely, 2^{1023020002103} is an apocalyptic number.

1023020002103 is a deficient number, since it is larger than the sum of its proper divisors (93001818385).

1023020002103 is an equidigital number, since it uses as much as digits as its factorization.

1023020002103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93001818384.

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

Adding to 1023020002103 its reverse (3012000203201), we get a palindrome (4035020205304).

The spelling of 1023020002103 in words is "one trillion, twenty-three billion, twenty million, two thousand, one hundred three".