1020312223033 has 4 divisors (see below), whose sum is σ = 1020325607028. Its totient is φ = 1020298839040.

The previous prime is 1020312223013. The next prime is 1020312223093. The reversal of 1020312223033 is 3303222130201.

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

It can be written as a sum of positive squares in 2 ways, for example, as 70083031824 + 950229191209 = 264732^2 + 974797^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020312223033 - 2⁵ = 1020312223001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1020312222995 and 1020312223013.

It is not an unprimeable number, because it can be changed into a prime (1020312223013) 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, 6576988 + ... + 6730333.

It is an arithmetic number, because the mean of its divisors is an integer number (255081401757).

Almost surely, 2^{1020312223033} is an apocalyptic number.

It is an amenable number.

1020312223033 is a deficient number, since it is larger than the sum of its proper divisors (13383995).

1020312223033 is an equidigital number, since it uses as much as digits as its factorization.

1020312223033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13383994.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 1020312223033 its reverse (3303222130201), we get a palindrome (4323534353234).

The spelling of 1020312223033 in words is "one trillion, twenty billion, three hundred twelve million, two hundred twenty-three thousand, thirty-three".