1202003123200 has 132 divisors (see below), whose sum is σ = 3250377701352. Its totient is φ = 437091942400.

The previous prime is 1202003123143. The next prime is 1202003123203. The reversal of 1202003123200 is 23213002021.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202003123203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1852639 + ... + 2415838.

Almost surely, 2^{1202003123200} is an apocalyptic number.

1202003123200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1202003123200 is an abundant number, since it is smaller than the sum of its proper divisors (2048374578152).

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

1202003123200 is a wasteful number, since it uses less digits than its factorization.

1202003123200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4268518 (or 4268495 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1202003123200 its reverse (23213002021), we get a palindrome (1225216125221).

The spelling of 1202003123200 in words is "one trillion, two hundred two billion, three million, one hundred twenty-three thousand, two hundred".