2021196023 has 8 divisors (see below), whose sum is σ = 2519932800. Its totient is φ = 1574957880.

The previous prime is 2021196019. The next prime is 2021196029. The reversal of 2021196023 is 3206911202.

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 2021196023 - 2² = 2021196019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2021195983 and 2021196001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021196029) 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, 13124573 + ... + 13124726.

It is an arithmetic number, because the mean of its divisors is an integer number (314991600).

Almost surely, 2^2021196023 is an apocalyptic number.

2021196023 is a deficient number, since it is larger than the sum of its proper divisors (498736777).

2021196023 is a wasteful number, since it uses less digits than its factorization.

2021196023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26249317.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 2021196023 is about 44957.7137207843. The cubic root of 2021196023 is about 1264.3563042344.

The spelling of 2021196023 in words is "two billion, twenty-one million, one hundred ninety-six thousand, twenty-three".