1022023111502 has 8 divisors (see below), whose sum is σ = 1561959849816. Its totient is φ = 501369828232.

The previous prime is 1022023111493. The next prime is 1022023111507. The reversal of 1022023111502 is 2051113202201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022023111507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4820863628 + ... + 4820863839.

It is an arithmetic number, because the mean of its divisors is an integer number (195244981227).

Almost surely, 2^{1022023111502} is an apocalyptic number.

1022023111502 is a deficient number, since it is larger than the sum of its proper divisors (539936738314).

1022023111502 is an equidigital number, since it uses as much as digits as its factorization.

1022023111502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9641727522.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 1022023111502 its reverse (2051113202201), we get a palindrome (3073136313703).

The spelling of 1022023111502 in words is "one trillion, twenty-two billion, twenty-three million, one hundred eleven thousand, five hundred two".