2021022300996 has 18 divisors (see below), whose sum is σ = 5108695260942. Its totient is φ = 673674100320.

The previous prime is 2021022300943. The next prime is 2021022301003. The reversal of 2021022300996 is 6990032201202.

It can be written as a sum of positive squares in only one way, i.e., 1332016056900 + 689006244096 = 1154130^2 + 830064^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×2021022300996² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 56139508361 = 2021022300996 / (2 + 0 + 2 + 1 + 0 + 2 + 2 + 3 + 0 + 0 + 9 + 9 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 2021022300996.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28069754145 + ... + 28069754216.

Almost surely, 2^{2021022300996} is an apocalyptic number.

It is an amenable number.

2021022300996 is an abundant number, since it is smaller than the sum of its proper divisors (3087672959946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2021022300996 is a wasteful number, since it uses less digits than its factorization.

2021022300996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56139508371 (or 56139508366 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The spelling of 2021022300996 in words is "two trillion, twenty-one billion, twenty-two million, three hundred thousand, nine hundred ninety-six".