1023453331302 has 16 divisors (see below), whose sum is σ = 2102228464752. Its totient is φ = 331930810080.

The previous prime is 1023453331279. The next prime is 1023453331357. The reversal of 1023453331302 is 2031333543201.

It is a super-2 number, since 2×1023453331302² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1023453331302.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2305074849 + ... + 2305075292.

It is an arithmetic number, because the mean of its divisors is an integer number (131389279047).

Almost surely, 2^{1023453331302} is an apocalyptic number.

1023453331302 is an abundant number, since it is smaller than the sum of its proper divisors (1078775133450).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1023453331302 is a wasteful number, since it uses less digits than its factorization.

1023453331302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4610150183.

The product of its (nonzero) digits is 19440, while the sum is 30.

Adding to 1023453331302 its reverse (2031333543201), we get a palindrome (3054786874503).

The spelling of 1023453331302 in words is "one trillion, twenty-three billion, four hundred fifty-three million, three hundred thirty-one thousand, three hundred two".