2021010403099 has 8 divisors (see below), whose sum is σ = 2038241866320. Its totient is φ = 2003806272000.

The previous prime is 2021010403081. The next prime is 2021010403157. The reversal of 2021010403099 is 9903040101202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2021010403099 - 2²¹ = 2021008305947 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 2021010403099.

It is not an unprimeable number, because it can be changed into a prime (2021010703099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6684502 + ... + 6980299.

It is an arithmetic number, because the mean of its divisors is an integer number (254780233290).

Almost surely, 2^{2021010403099} is an apocalyptic number.

2021010403099 is a deficient number, since it is larger than the sum of its proper divisors (17231463221).

2021010403099 is a wasteful number, since it uses less digits than its factorization.

2021010403099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13666061.

The product of its (nonzero) digits is 3888, while the sum is 31.

The spelling of 2021010403099 in words is "two trillion, twenty-one billion, ten million, four hundred three thousand, ninety-nine".