1012023312203 has 8 divisors (see below), whose sum is σ = 1015034345472. Its totient is φ = 1009013657256.

The previous prime is 1012023312199. The next prime is 1012023312217. The reversal of 1012023312203 is 3022133202101.

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 1012023312203 - 2² = 1012023312199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012023312263) 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, 1135526 + ... + 1820292.

It is an arithmetic number, because the mean of its divisors is an integer number (126879293184).

Almost surely, 2^{1012023312203} is an apocalyptic number.

1012023312203 is a deficient number, since it is larger than the sum of its proper divisors (3011033269).

1012023312203 is an equidigital number, since it uses as much as digits as its factorization.

1012023312203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689161.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1012023312203 its reverse (3022133202101), we get a palindrome (4034156514304).

The spelling of 1012023312203 in words is "one trillion, twelve billion, twenty-three million, three hundred twelve thousand, two hundred three".