1033220213121 has 8 divisors (see below), whose sum is σ = 1377656350624. Its totient is φ = 688798775520.

The previous prime is 1033220213111. The next prime is 1033220213153. The reversal of 1033220213121 is 1213120223301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1033220213121 - 2¹⁵ = 1033220180353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1033220213101) 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, 3509911 + ... + 3792876.

It is an arithmetic number, because the mean of its divisors is an integer number (172207043828).

Almost surely, 2^{1033220213121} is an apocalyptic number.

It is an amenable number.

1033220213121 is a deficient number, since it is larger than the sum of its proper divisors (344436137503).

1033220213121 is an equidigital number, since it uses as much as digits as its factorization.

1033220213121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7349951.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1033220213121 its reverse (1213120223301), we get a palindrome (2246340436422).

The spelling of 1033220213121 in words is "one trillion, thirty-three billion, two hundred twenty million, two hundred thirteen thousand, one hundred twenty-one".