1200020221301 has 16 divisors (see below), whose sum is σ = 1339614194688. Its totient is φ = 1065511935600.

The previous prime is 1200020221273. The next prime is 1200020221319. The reversal of 1200020221301 is 1031220200021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1200020221301 - 2³⁰ = 1198946479477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200020221381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16531556 + ... + 16603986.

It is an arithmetic number, because the mean of its divisors is an integer number (83725887168).

Almost surely, 2^{1200020221301} is an apocalyptic number.

1200020221301 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1200020221301 is a deficient number, since it is larger than the sum of its proper divisors (139593973387).

1200020221301 is a wasteful number, since it uses less digits than its factorization.

1200020221301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107512.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1200020221301 its reverse (1031220200021), we get a palindrome (2231240421322).

The spelling of 1200020221301 in words is "one trillion, two hundred billion, twenty million, two hundred twenty-one thousand, three hundred one".