201022212111102 has 32 divisors (see below), whose sum is σ = 454039240476960. Its totient is φ = 65908922002560.

The previous prime is 201022212111073. The next prime is 201022212111103. The reversal of 201022212111102 is 201111212220102.

201022212111102 is a `hidden beast` number, since 20 + 102 + 221 + 211 + 110 + 2 = 666.

201022212111102 is digitally balanced in base 3, 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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201022212111103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30513386523 + ... + 30513393110.

It is an arithmetic number, because the mean of its divisors is an integer number (14188726264905).

Almost surely, 2^{201022212111102} is an apocalyptic number.

201022212111102 is an abundant number, since it is smaller than the sum of its proper divisors (253017028365858).

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

201022212111102 is a wasteful number, since it uses less digits than its factorization.

201022212111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61026779705 (or 61026779699 counting only the distinct ones).

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

Adding to 201022212111102 its reverse (201111212220102), we get a palindrome (402133424331204).

The spelling of 201022212111102 in words is "two hundred one trillion, twenty-two billion, two hundred twelve million, one hundred eleven thousand, one hundred two".