1020200221199 has 4 divisors (see below), whose sum is σ = 1020207297864. Its totient is φ = 1020193144536.

The previous prime is 1020200221171. The next prime is 1020200221231. The reversal of 1020200221199 is 9911220020201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1020200221199 - 2³⁶ = 951480744463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020200229199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3317492 + ... + 3611945.

It is an arithmetic number, because the mean of its divisors is an integer number (255051824466).

Almost surely, 2^{1020200221199} is an apocalyptic number.

1020200221199 is a deficient number, since it is larger than the sum of its proper divisors (7076665).

1020200221199 is an equidigital number, since it uses as much as digits as its factorization.

1020200221199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7076664.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 1020200221199 in words is "one trillion, twenty billion, two hundred million, two hundred twenty-one thousand, one hundred ninety-nine".