102111022021222 has 8 divisors (see below), whose sum is σ = 153205998782472. Its totient is φ = 51042355760400.

The previous prime is 102111022021207. The next prime is 102111022021249. The reversal of 102111022021222 is 222120220111201.

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

It is a self number, because there is not a number n which added to its sum of digits gives 102111022021222.

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, 6577615404 + ... + 6577630927.

It is an arithmetic number, because the mean of its divisors is an integer number (19150749847809).

Almost surely, 2^{102111022021222} is an apocalyptic number.

102111022021222 is a deficient number, since it is larger than the sum of its proper divisors (51094976761250).

102111022021222 is a wasteful number, since it uses less digits than its factorization.

102111022021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13155250214.

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

Adding to 102111022021222 its reverse (222120220111201), we get a palindrome (324231242132423).

The spelling of 102111022021222 in words is "one hundred two trillion, one hundred eleven billion, twenty-two million, twenty-one thousand, two hundred twenty-two".