2022210121985 has 8 divisors (see below), whose sum is σ = 2426660186280. Its totient is φ = 1617762737664.

The previous prime is 2022210121969. The next prime is 2022210122003. The reversal of 2022210121985 is 5891210122202.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 558552948496 + 1463657173489 = 747364^2 + 1209817^2 .

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 2022210121985 - 2⁴ = 2022210121969 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1855439 + ... + 2736251.

It is an arithmetic number, because the mean of its divisors is an integer number (303332523285).

Almost surely, 2^{2022210121985} is an apocalyptic number.

It is an amenable number.

2022210121985 is a deficient number, since it is larger than the sum of its proper divisors (404450064295).

2022210121985 is an equidigital number, since it uses as much as digits as its factorization.

2022210121985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339987.

The product of its (nonzero) digits is 11520, while the sum is 35.

The spelling of 2022210121985 in words is "two trillion, twenty-two billion, two hundred ten million, one hundred twenty-one thousand, nine hundred eighty-five".