1203221123200 has 48 divisors (see below), whose sum is σ = 2972332188810. Its totient is φ = 481288448000.

The previous prime is 1203221123119. The next prime is 1203221123213. The reversal of 1203221123200 is 23211223021.

It can be written as a sum of positive squares in 3 ways, for example, as 610160952384 + 593060170816 = 781128^2 + 770104^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 188000101 + ... + 188006500.

Almost surely, 2^{1203221123200} is an apocalyptic number.

1203221123200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1203221123200 is an abundant number, since it is smaller than the sum of its proper divisors (1769111065610).

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

1203221123200 is an equidigital number, since it uses as much as digits as its factorization.

1203221123200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376006625 (or 376006608 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1203221123200 its reverse (23211223021), we get a palindrome (1226432346221).

The spelling of 1203221123200 in words is "one trillion, two hundred three billion, two hundred twenty-one million, one hundred twenty-three thousand, two hundred".