221122102211002 has 64 divisors (see below), whose sum is σ = 338862590208000. Its totient is φ = 108195392028672.

The previous prime is 221122102210981. The next prime is 221122102211083. The reversal of 221122102211002 is 200112201221122.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66422978874 + ... + 66422982202.

It is an arithmetic number, because the mean of its divisors is an integer number (5294727972000).

Almost surely, 2^{221122102211002} is an apocalyptic number.

221122102211002 is a deficient number, since it is larger than the sum of its proper divisors (117740487996998).

221122102211002 is a wasteful number, since it uses less digits than its factorization.

221122102211002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7423.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 221122102211002 its reverse (200112201221122), we get a palindrome (421234303432124).

The spelling of 221122102211002 in words is "two hundred twenty-one trillion, one hundred twenty-two billion, one hundred two million, two hundred eleven thousand, two".