1120001200221 has 32 divisors (see below), whose sum is σ = 1517312016000. Its totient is φ = 734781259008.

The previous prime is 1120001200217. The next prime is 1120001200223. The reversal of 1120001200221 is 1220021000211.

It is not a de Polignac number, because 1120001200221 - 2² = 1120001200217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1120001200197 and 1120001200206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120001200223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57636135 + ... + 57655563.

It is an arithmetic number, because the mean of its divisors is an integer number (47416000500).

Almost surely, 2^{1120001200221} is an apocalyptic number.

It is an amenable number.

1120001200221 is a deficient number, since it is larger than the sum of its proper divisors (397310815779).

1120001200221 is a wasteful number, since it uses less digits than its factorization.

1120001200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20733.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1120001200221 its reverse (1220021000211), we get a palindrome (2340022200432).

The spelling of 1120001200221 in words is "one trillion, one hundred twenty billion, one million, two hundred thousand, two hundred twenty-one".