2102210021099 has 8 divisors (see below), whose sum is σ = 2113392433152. Its totient is φ = 2091029443560.

The previous prime is 2102210021081. The next prime is 2102210021161. The reversal of 2102210021099 is 9901200122012.

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 2102210021099 - 2⁸ = 2102210020843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102210021029) 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, 1870682 + ... + 2775584.

It is an arithmetic number, because the mean of its divisors is an integer number (264174054144).

Almost surely, 2^{2102210021099} is an apocalyptic number.

2102210021099 is a deficient number, since it is larger than the sum of its proper divisors (11182412053).

2102210021099 is a wasteful number, since it uses less digits than its factorization.

2102210021099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917257.

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

The spelling of 2102210021099 in words is "two trillion, one hundred two billion, two hundred ten million, twenty-one thousand, ninety-nine".