2021663355230 has 16 divisors (see below), whose sum is σ = 3640701723984. Its totient is φ = 808285856640.

The previous prime is 2021663355137. The next prime is 2021663355241. The reversal of 2021663355230 is 325533661202.

It is a congruent number.

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, 47413307 + ... + 47455926.

It is an arithmetic number, because the mean of its divisors is an integer number (227543857749).

Almost surely, 2^{2021663355230} is an apocalyptic number.

2021663355230 is a deficient number, since it is larger than the sum of its proper divisors (1619038368754).

2021663355230 is a wasteful number, since it uses less digits than its factorization.

2021663355230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94871371.

The product of its (nonzero) digits is 194400, while the sum is 38.

The spelling of 2021663355230 in words is "two trillion, twenty-one billion, six hundred sixty-three million, three hundred fifty-five thousand, two hundred thirty".