11122112021202 has 192 divisors, whose sum is σ = 29962823514624. Its totient is φ = 2903272243200.

The previous prime is 11122112021201. The next prime is 11122112021239. The reversal of 11122112021202 is 20212021122111.

11122112021202 is a `hidden beast` number, since 111 + 221 + 120 + 212 + 0 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (11122112021201) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 571909443 + ... + 571928889.

It is an arithmetic number, because the mean of its divisors is an integer number (156056372472).

Almost surely, 2^{11122112021202} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11122112021202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14981411757312).

11122112021202 is an abundant number, since it is smaller than the sum of its proper divisors (18840711493422).

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

11122112021202 is a wasteful number, since it uses less digits than its factorization.

11122112021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23033 (or 23030 counting only the distinct ones).

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

Adding to 11122112021202 its reverse (20212021122111), we get a palindrome (31334133143313).

The spelling of 11122112021202 in words is "eleven trillion, one hundred twenty-two billion, one hundred twelve million, twenty-one thousand, two hundred two".