1122101011218 has 16 divisors (see below), whose sum is σ = 2448220388256. Its totient is φ = 340030609440.

The previous prime is 1122101011211. The next prime is 1122101011231. The reversal of 1122101011218 is 8121101012211.

It is a super-2 number, since 2×1122101011218² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1122101011194 and 1122101011203.

It is not an unprimeable number, because it can be changed into a prime (1122101011211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8500765171 + ... + 8500765302.

It is an arithmetic number, because the mean of its divisors is an integer number (153013774266).

Almost surely, 2^{1122101011218} is an apocalyptic number.

1122101011218 is an abundant number, since it is smaller than the sum of its proper divisors (1326119377038).

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

1122101011218 is a wasteful number, since it uses less digits than its factorization.

1122101011218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17001530489.

The product of its (nonzero) digits is 64, while the sum is 21.

Adding to 1122101011218 its reverse (8121101012211), we get a palindrome (9243202023429).

The spelling of 1122101011218 in words is "one trillion, one hundred twenty-two billion, one hundred one million, eleven thousand, two hundred eighteen".