6223355552021 has 16 divisors (see below), whose sum is σ = 6273809942400. Its totient is φ = 6173123371008.

The previous prime is 6223355551997. The next prime is 6223355552059. The reversal of 6223355552021 is 1202555533226.

It is a cyclic number.

It is not a de Polignac number, because 6223355552021 - 2⁴² = 1825309040917 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6223355552021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6223355552221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184438970 + ... + 184472708.

It is an arithmetic number, because the mean of its divisors is an integer number (392113121400).

Almost surely, 2^{6223355552021} is an apocalyptic number.

It is an amenable number.

6223355552021 is a deficient number, since it is larger than the sum of its proper divisors (50454390379).

6223355552021 is a wasteful number, since it uses less digits than its factorization.

6223355552021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36988.

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 6223355552021 in words is "six trillion, two hundred twenty-three billion, three hundred fifty-five million, five hundred fifty-two thousand, twenty-one".