102011222111202 has 320 divisors, whose sum is σ = 244407747133440. Its totient is φ = 31729753351296.

The previous prime is 102011222111143. The next prime is 102011222111221. The reversal of 102011222111202 is 202111222110201.

102011222111202 is a `hidden beast` number, since 10 + 201 + 122 + 211 + 120 + 2 = 666.

102011222111202 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 42807897303 + ... + 42807899685.

It is an arithmetic number, because the mean of its divisors is an integer number (763774209792).

Almost surely, 2^{102011222111202} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102011222111202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122203873566720).

102011222111202 is an abundant number, since it is smaller than the sum of its proper divisors (142396525022238).

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

102011222111202 is a wasteful number, since it uses less digits than its factorization.

102011222111202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3619 (or 3610 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 102011222111202 its reverse (202111222110201), we get a palindrome (304122444221403).

The spelling of 102011222111202 in words is "one hundred two trillion, eleven billion, two hundred twenty-two million, one hundred eleven thousand, two hundred two".