102211222022012 has 12 divisors (see below), whose sum is σ = 178874465676480. Its totient is φ = 51104231828736.

The previous prime is 102211222021927. The next prime is 102211222022071. The reversal of 102211222022012 is 210220222112201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344628812 + ... + 344925267.

It is an arithmetic number, because the mean of its divisors is an integer number (14906205473040).

Almost surely, 2^{102211222022012} is an apocalyptic number.

It is an amenable number.

102211222022012 is a deficient number, since it is larger than the sum of its proper divisors (76663243654468).

102211222022012 is a wasteful number, since it uses less digits than its factorization.

102211222022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689591140 (or 689591138 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 102211222022012 its reverse (210220222112201), we get a palindrome (312431444134213).

The spelling of 102211222022012 in words is "one hundred two trillion, two hundred eleven billion, two hundred twenty-two million, twenty-two thousand, twelve".