221230022330010 has 64 divisors (see below), whose sum is σ = 558946074614400. Its totient is φ = 55884772242432.

The previous prime is 221230022330003. The next prime is 221230022330033. The reversal of 221230022330010 is 10033220032122.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10589019 + ... + 23549678.

It is an arithmetic number, because the mean of its divisors is an integer number (8733532415850).

Almost surely, 2^{221230022330010} is an apocalyptic number.

221230022330010 is an abundant number, since it is smaller than the sum of its proper divisors (337716052284390).

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

221230022330010 is a wasteful number, since it uses less digits than its factorization.

221230022330010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34150095.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 221230022330010 its reverse (10033220032122), we get a palindrome (231263242362132).

The spelling of 221230022330010 in words is "two hundred twenty-one trillion, two hundred thirty billion, twenty-two million, three hundred thirty thousand, ten".