1033200121220 has 24 divisors (see below), whose sum is σ = 2169744470208. Its totient is φ = 413275436000.

The previous prime is 1033200121207. The next prime is 1033200121253. The reversal of 1033200121220 is 221210023301.

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 7 ways as a sum of consecutive naturals, for example, 1986215 + ... + 2451825.

It is an arithmetic number, because the mean of its divisors is an integer number (90406019592).

Almost surely, 2^{1033200121220} is an apocalyptic number.

1033200121220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1033200121220 is an abundant number, since it is smaller than the sum of its proper divisors (1136544348988).

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

1033200121220 is a wasteful number, since it uses less digits than its factorization.

1033200121220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576571 (or 576569 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1033200121220 its reverse (221210023301), we get a palindrome (1254410144521).

The spelling of 1033200121220 in words is "one trillion, thirty-three billion, two hundred million, one hundred twenty-one thousand, two hundred twenty".