221434000622 has 8 divisors (see below), whose sum is σ = 332304709872. Its totient is φ = 110665764000.

The previous prime is 221434000621. The next prime is 221434000639. The reversal of 221434000622 is 226000434122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 221434000591 and 221434000600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221434000621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25612754 + ... + 25621397.

It is an arithmetic number, because the mean of its divisors is an integer number (41538088734).

Almost surely, 2^221434000622 is an apocalyptic number.

221434000622 is a deficient number, since it is larger than the sum of its proper divisors (110870709250).

221434000622 is a wasteful number, since it uses less digits than its factorization.

221434000622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51236314.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 221434000622 its reverse (226000434122), we get a palindrome (447434434744).

The spelling of 221434000622 in words is "two hundred twenty-one billion, four hundred thirty-four million, six hundred twenty-two", and thus it is an aban number.