1020010920199 has 4 divisors (see below), whose sum is σ = 1020065798736. Its totient is φ = 1019956041664.

The previous prime is 1020010920193. The next prime is 1020010920251. The reversal of 1020010920199 is 9910290100201.

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 1020010920199 - 2¹¹ = 1020010918151 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 (1020010920193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27411379 + ... + 27448564.

It is an arithmetic number, because the mean of its divisors is an integer number (255016449684).

Almost surely, 2^{1020010920199} is an apocalyptic number.

1020010920199 is a deficient number, since it is larger than the sum of its proper divisors (54878537).

1020010920199 is an equidigital number, since it uses as much as digits as its factorization.

1020010920199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54878536.

The product of its (nonzero) digits is 2916, while the sum is 34.

The spelling of 1020010920199 in words is "one trillion, twenty billion, ten million, nine hundred twenty thousand, one hundred ninety-nine".