1023143213433 has 32 divisors (see below), whose sum is σ = 1497436594560. Its totient is φ = 616244682240.

The previous prime is 1023143213431. The next prime is 1023143213461. The reversal of 1023143213433 is 3343123413201.

It is not a de Polignac number, because 1023143213433 - 2¹ = 1023143213431 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1023143213433.

It is not an unprimeable number, because it can be changed into a prime (1023143213431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14082123 + ... + 14154591.

It is an arithmetic number, because the mean of its divisors is an integer number (46794893580).

Almost surely, 2^{1023143213433} is an apocalyptic number.

It is an amenable number.

1023143213433 is a deficient number, since it is larger than the sum of its proper divisors (474293381127).

1023143213433 is a wasteful number, since it uses less digits than its factorization.

1023143213433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75129.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 1023143213433 its reverse (3343123413201), we get a palindrome (4366266626634).

The spelling of 1023143213433 in words is "one trillion, twenty-three billion, one hundred forty-three million, two hundred thirteen thousand, four hundred thirty-three".