1023212002200 has 48 divisors (see below), whose sum is σ = 3171957208680. Its totient is φ = 272856533760.

The previous prime is 1023212002129. The next prime is 1023212002229. The reversal of 1023212002200 is 22002123201.

It is a happy number.

It is a super-2 number, since 2×1023212002200² (a number of 25 digits) contains 22 as substring.

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 1023212002200.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 852676069 + ... + 852677268.

Almost surely, 2^{1023212002200} is an apocalyptic number.

1023212002200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023212002200 is an abundant number, since it is smaller than the sum of its proper divisors (2148745206480).

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

1023212002200 is a wasteful number, since it uses less digits than its factorization.

1023212002200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1705353356 (or 1705353347 counting only the distinct ones).

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

Adding to 1023212002200 its reverse (22002123201), we get a palindrome (1045214125401).

The spelling of 1023212002200 in words is "one trillion, twenty-three billion, two hundred twelve million, two thousand, two hundred".