1022243252054 has 4 divisors (see below), whose sum is σ = 1533364878084. Its totient is φ = 511121626026.

The previous prime is 1022243252053. The next prime is 1022243252089. The reversal of 1022243252054 is 4502523422201.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1022243252054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022243252053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255560813012 + ... + 255560813015.

It is an arithmetic number, because the mean of its divisors is an integer number (383341219521).

Almost surely, 2^{1022243252054} is an apocalyptic number.

1022243252054 is a deficient number, since it is larger than the sum of its proper divisors (511121626030).

1022243252054 is an equidigital number, since it uses as much as digits as its factorization.

1022243252054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511121626029.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 1022243252054 its reverse (4502523422201), we get a palindrome (5524766674255).

The spelling of 1022243252054 in words is "one trillion, twenty-two billion, two hundred forty-three million, two hundred fifty-two thousand, fifty-four".