11012112221202 has 24 divisors (see below), whose sum is σ = 23859662151936. Its totient is φ = 3670690893336.

The previous prime is 11012112221197. The next prime is 11012112221207. The reversal of 11012112221202 is 20212221121011.

11012112221202 is a `hidden beast` number, since 110 + 1 + 211 + 222 + 120 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (11012112221197) and next prime (11012112221207).

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 (11012112221207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4955703 + ... + 6825189.

It is an arithmetic number, because the mean of its divisors is an integer number (994152589664).

Almost surely, 2^{11012112221202} is an apocalyptic number.

11012112221202 is an abundant number, since it is smaller than the sum of its proper divisors (12847549930734).

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

11012112221202 is a wasteful number, since it uses less digits than its factorization.

11012112221202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2196742 (or 2196739 counting only the distinct ones).

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

Adding to 11012112221202 its reverse (20212221121011), we get a palindrome (31224333342213).

The spelling of 11012112221202 in words is "eleven trillion, twelve billion, one hundred twelve million, two hundred twenty-one thousand, two hundred two".