102111022022 has 4 divisors (see below), whose sum is σ = 153166533036. Its totient is φ = 51055511010.

The previous prime is 102111022009. The next prime is 102111022031. The reversal of 102111022022 is 220220111201.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 102111021988 and 102111022006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25527755504 + ... + 25527755507.

It is an arithmetic number, because the mean of its divisors is an integer number (38291633259).

Almost surely, 2^102111022022 is an apocalyptic number.

102111022022 is a deficient number, since it is larger than the sum of its proper divisors (51055511014).

102111022022 is an equidigital number, since it uses as much as digits as its factorization.

102111022022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51055511013.

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

Adding to 102111022022 its reverse (220220111201), we get a palindrome (322331133223).

The spelling of 102111022022 in words is "one hundred two billion, one hundred eleven million, twenty-two thousand, twenty-two".