1200220201120 has 48 divisors (see below), whose sum is σ = 2835823320288. Its totient is φ = 480036762880.

The previous prime is 1200220201109. The next prime is 1200220201121. The reversal of 1200220201120 is 211020220021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1200220201120.

It is not an unprimeable number, because it can be changed into a prime (1200220201121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1118535 + ... + 1910905.

It is an arithmetic number, because the mean of its divisors is an integer number (59079652506).

Almost surely, 2^{1200220201120} is an apocalyptic number.

1200220201120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200220201120 is an abundant number, since it is smaller than the sum of its proper divisors (1635603119168).

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

1200220201120 is an equidigital number, since it uses as much as digits as its factorization.

1200220201120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801853 (or 801845 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1200220201120 its reverse (211020220021), we get a palindrome (1411240421141).

The spelling of 1200220201120 in words is "one trillion, two hundred billion, two hundred twenty million, two hundred one thousand, one hundred twenty".