20112221102 has 8 divisors (see below), whose sum is σ = 30467028312. Its totient is φ = 9956545000.

The previous prime is 20112221099. The next prime is 20112221119.

20112221102 is nontrivially palindromic in base 10.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49782524 + ... + 49782927.

It is an arithmetic number, because the mean of its divisors is an integer number (3808378539).

Almost surely, 2^20112221102 is an apocalyptic number.

20112221102 is a deficient number, since it is larger than the sum of its proper divisors (10354807210).

20112221102 is a wasteful number, since it uses less digits than its factorization.

20112221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99565554.

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

The spelling of 20112221102 in words is "twenty billion, one hundred twelve million, two hundred twenty-one thousand, one hundred two".