1023021022200 has 48 divisors (see below), whose sum is σ = 3171365170680. Its totient is φ = 272805605760.

The previous prime is 1023021022157. The next prime is 1023021022211. The reversal of 1023021022200 is 22201203201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1023021022200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 852516919 + ... + 852518118.

Almost surely, 2^{1023021022200} is an apocalyptic number.

1023021022200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023021022200 is an abundant number, since it is smaller than the sum of its proper divisors (2148344148480).

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

1023021022200 is a wasteful number, since it uses less digits than its factorization.

1023021022200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1705035056 (or 1705035047 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 1023021022200 its reverse (22201203201), we get a palindrome (1045222225401).

The spelling of 1023021022200 in words is "one trillion, twenty-three billion, twenty-one million, twenty-two thousand, two hundred".