221433300432102 has 32 divisors (see below), whose sum is σ = 485919843747840. Its totient is φ = 66713133074720.

The previous prime is 221433300432083. The next prime is 221433300432137. The reversal of 221433300432102 is 201234003334122.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 221433300432102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9696664902 + ... + 9696687737.

It is an arithmetic number, because the mean of its divisors is an integer number (15184995117120).

Almost surely, 2^{221433300432102} is an apocalyptic number.

221433300432102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221433300432102 is an abundant number, since it is smaller than the sum of its proper divisors (264486543315738).

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

221433300432102 is a wasteful number, since it uses less digits than its factorization.

221433300432102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19393352828.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 221433300432102 its reverse (201234003334122), we get a palindrome (422667303766224).

The spelling of 221433300432102 in words is "two hundred twenty-one trillion, four hundred thirty-three billion, three hundred million, four hundred thirty-two thousand, one hundred two".