221202011102 has 16 divisors (see below), whose sum is σ = 351642328272. Its totient is φ = 103999808640.

The previous prime is 221202011081. The next prime is 221202011161. The reversal of 221202011102 is 201110202122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2939024 + ... + 3013347.

It is an arithmetic number, because the mean of its divisors is an integer number (21977645517).

Almost surely, 2^221202011102 is an apocalyptic number.

221202011102 is a deficient number, since it is larger than the sum of its proper divisors (130440317170).

221202011102 is a wasteful number, since it uses less digits than its factorization.

221202011102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5953483.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221202011102 its reverse (201110202122), we get a palindrome (422312213224).

The spelling of 221202011102 in words is "two hundred twenty-one billion, two hundred two million, eleven thousand, one hundred two".