111020222100102 has 256 divisors, whose sum is σ = 279781228984320. Its totient is φ = 28646081298432.

The previous prime is 111020222100089. The next prime is 111020222100163. The reversal of 111020222100102 is 201001222020111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 725123974 + ... + 725277062.

It is an arithmetic number, because the mean of its divisors is an integer number (1092895425720).

Almost surely, 2^{111020222100102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111020222100102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139890614492160).

111020222100102 is an abundant number, since it is smaller than the sum of its proper divisors (168761006884218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111020222100102 is a wasteful number, since it uses less digits than its factorization.

111020222100102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153535.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111020222100102 its reverse (201001222020111), we get a palindrome (312021444120213).

The spelling of 111020222100102 in words is "one hundred eleven trillion, twenty billion, two hundred twenty-two million, one hundred thousand, one hundred two".