220422323400 has 48 divisors (see below), whose sum is σ = 683309204400. Its totient is φ = 58779286080.

The previous prime is 220422323267. The next prime is 220422323431. The reversal of 220422323400 is 4323224022.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183684670 + ... + 183685869.

It is an arithmetic number, because the mean of its divisors is an integer number (14235608425).

Almost surely, 2^220422323400 is an apocalyptic number.

220422323400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220422323400 is an abundant number, since it is smaller than the sum of its proper divisors (462886881000).

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

220422323400 is a wasteful number, since it uses less digits than its factorization.

220422323400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367370558 (or 367370549 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 220422323400 its reverse (4323224022), we get a palindrome (224745547422).

The spelling of 220422323400 in words is "two hundred twenty billion, four hundred twenty-two million, three hundred twenty-three thousand, four hundred".