102211221002 has 32 divisors (see below), whose sum is σ = 171654142464. Its totient is φ = 45253356400.

The previous prime is 102211220999. The next prime is 102211221011. The reversal of 102211221002 is 200122112201.

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, 264548 + ... + 523839.

It is an arithmetic number, because the mean of its divisors is an integer number (5364191952).

Almost surely, 2^102211221002 is an apocalyptic number.

102211221002 is a deficient number, since it is larger than the sum of its proper divisors (69442921462).

102211221002 is a wasteful number, since it uses less digits than its factorization.

102211221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788554.

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

Adding to 102211221002 its reverse (200122112201), we get a palindrome (302333333203).

The spelling of 102211221002 in words is "one hundred two billion, two hundred eleven million, two hundred twenty-one thousand, two".