102011221022 has 8 divisors (see below), whose sum is σ = 153021016776. Its totient is φ = 51004215432.

The previous prime is 102011220991. The next prime is 102011221043. The reversal of 102011221022 is 220122110201.

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

It is a junction number, because it is equal to n+sod(n) for n = 102011220988 and 102011221006.

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 in 3 ways as a sum of consecutive naturals, for example, 603608 + ... + 753899.

It is an arithmetic number, because the mean of its divisors is an integer number (19127627097).

Almost surely, 2^102011221022 is an apocalyptic number.

102011221022 is a deficient number, since it is larger than the sum of its proper divisors (51009795754).

102011221022 is a wasteful number, since it uses less digits than its factorization.

102011221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395082.

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

Adding to 102011221022 its reverse (220122110201), we get a palindrome (322133331223).

The spelling of 102011221022 in words is "one hundred two billion, eleven million, two hundred twenty-one thousand, twenty-two".