221043343101022 has 8 divisors (see below), whose sum is σ = 357070015778616. Its totient is φ = 102020004508152.

The previous prime is 221043343101019. The next prime is 221043343101079. The reversal of 221043343101022 is 220101343340122.

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

It is a super-2 number, since 2×221043343101022² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4250833521148 + ... + 4250833521199.

It is an arithmetic number, because the mean of its divisors is an integer number (44633751972327).

Almost surely, 2^{221043343101022} is an apocalyptic number.

221043343101022 is a deficient number, since it is larger than the sum of its proper divisors (136026672677594).

221043343101022 is a wasteful number, since it uses less digits than its factorization.

221043343101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8501667042362.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 221043343101022 its reverse (220101343340122), we get a palindrome (441144686441144).

The spelling of 221043343101022 in words is "two hundred twenty-one trillion, forty-three billion, three hundred forty-three million, one hundred one thousand, twenty-two".