221022140102 has 8 divisors (see below), whose sum is σ = 331784185512. Its totient is φ = 110427411600.

The previous prime is 221022140083. The next prime is 221022140197. The reversal of 221022140102 is 201041220122.

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

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, 41825924 + ... + 41831207.

It is an arithmetic number, because the mean of its divisors is an integer number (41473023189).

Almost surely, 2^221022140102 is an apocalyptic number.

221022140102 is a deficient number, since it is larger than the sum of its proper divisors (110762045410).

221022140102 is a wasteful number, since it uses less digits than its factorization.

221022140102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83658454.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 221022140102 its reverse (201041220122), we get a palindrome (422063360224).

The spelling of 221022140102 in words is "two hundred twenty-one billion, twenty-two million, one hundred forty thousand, one hundred two".