1020220212199 has 4 divisors (see below), whose sum is σ = 1020284364664. Its totient is φ = 1020156059736.

The previous prime is 1020220212161. The next prime is 1020220212227. The reversal of 1020220212199 is 9912120220201.

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 1020220212199 - 2³¹ = 1018072728551 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1020220212199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020220212799) 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, 32052372 + ... + 32084185.

It is an arithmetic number, because the mean of its divisors is an integer number (255071091166).

Almost surely, 2^{1020220212199} is an apocalyptic number.

1020220212199 is a deficient number, since it is larger than the sum of its proper divisors (64152465).

1020220212199 is an equidigital number, since it uses as much as digits as its factorization.

1020220212199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64152464.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 1020220212199 in words is "one trillion, twenty billion, two hundred twenty million, two hundred twelve thousand, one hundred ninety-nine".