1023133342013 has 4 divisors (see below), whose sum is σ = 1023969919968. Its totient is φ = 1022296764060.

The previous prime is 1023133341949. The next prime is 1023133342051. The reversal of 1023133342013 is 3102433313201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1023133342013 - 2⁶ = 1023133341949 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 (1023133342513) 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, 418287143 + ... + 418289588.

It is an arithmetic number, because the mean of its divisors is an integer number (255992479992).

Almost surely, 2^{1023133342013} is an apocalyptic number.

It is an amenable number.

1023133342013 is a deficient number, since it is larger than the sum of its proper divisors (836577955).

1023133342013 is an equidigital number, since it uses as much as digits as its factorization.

1023133342013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836577954.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1023133342013 its reverse (3102433313201), we get a palindrome (4125566655214).

The spelling of 1023133342013 in words is "one trillion, twenty-three billion, one hundred thirty-three million, three hundred forty-two thousand, thirteen".