223021400208 has 80 divisors (see below), whose sum is σ = 616403851200. Its totient is φ = 69273239040.

The previous prime is 223021400201. The next prime is 223021400209. The reversal of 223021400208 is 802004120322.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (223021400201) 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, 1948803 + ... + 2060066.

It is an arithmetic number, because the mean of its divisors is an integer number (7705048140).

Almost surely, 2^223021400208 is an apocalyptic number.

It is an amenable number.

223021400208 is an abundant number, since it is smaller than the sum of its proper divisors (393382450992).

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

223021400208 is a wasteful number, since it uses less digits than its factorization.

223021400208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4008960 (or 4008954 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The spelling of 223021400208 in words is "two hundred twenty-three billion, twenty-one million, four hundred thousand, two hundred eight".