201222022011102 has 48 divisors (see below), whose sum is σ = 441249822336960. Its totient is φ = 66265857156096.

The previous prime is 201222022011067. The next prime is 201222022011107. The reversal of 201222022011102 is 201110220222102.

It is a happy number.

201222022011102 is a `hidden beast` number, since 201 + 2 + 220 + 220 + 11 + 10 + 2 = 666.

It is a super-2 number, since 2×201222022011102² (a number of 29 digits) contains 22 as substring.

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 (201222022011107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 100278438 + ... + 102265385.

It is an arithmetic number, because the mean of its divisors is an integer number (9192704632020).

Almost surely, 2^{201222022011102} is an apocalyptic number.

201222022011102 is an abundant number, since it is smaller than the sum of its proper divisors (240027800325858).

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

201222022011102 is a wasteful number, since it uses less digits than its factorization.

201222022011102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202544497 (or 202544494 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 201222022011102 its reverse (201110220222102), we get a palindrome (402332242233204).

The spelling of 201222022011102 in words is "two hundred one trillion, two hundred twenty-two billion, twenty-two million, eleven thousand, one hundred two".