2022021098 has 4 divisors (see below), whose sum is σ = 3033031650. Its totient is φ = 1011010548.

The previous prime is 2022021077. The next prime is 2022021139. The reversal of 2022021098 is 8901202202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8901202202 = 2 ⋅4450601101.

It can be written as a sum of positive squares in only one way, i.e., 2021131849 + 889249 = 44957^2 + 943^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505505273 + ... + 505505276.

Almost surely, 2^2022021098 is an apocalyptic number.

2022021098 is a deficient number, since it is larger than the sum of its proper divisors (1011010552).

2022021098 is a wasteful number, since it uses less digits than its factorization.

2022021098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011010551.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 2022021098 is about 44966.8889072838. Note that the first 3 decimals coincide. The cubic root of 2022021098 is about 1264.5283223284.

The spelling of 2022021098 in words is "two billion, twenty-two million, twenty-one thousand, ninety-eight".