1122202111100 has 216 divisors, whose sum is σ = 2936998270080. Its totient is φ = 370706112000.

The previous prime is 1122202111087. The next prime is 1122202111103. The reversal of 1122202111100 is 11112022211.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122202111103) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 34768970 + ... + 34801230.

Almost surely, 2^{1122202111100} is an apocalyptic number.

1122202111100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122202111100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1468499135040).

1122202111100 is an abundant number, since it is smaller than the sum of its proper divisors (1814796158980).

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

1122202111100 is a wasteful number, since it uses less digits than its factorization.

1122202111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32549 (or 32535 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1122202111100 its reverse (11112022211), we get a palindrome (1133314133311).

The spelling of 1122202111100 in words is "one trillion, one hundred twenty-two billion, two hundred two million, one hundred eleven thousand, one hundred".