11022212211012 has 18 divisors (see below), whose sum is σ = 27861703089038. Its totient is φ = 3674070736992.

The previous prime is 11022212211001. The next prime is 11022212211133. The reversal of 11022212211012 is 21011221222011.

It can be written as a sum of positive squares in only one way, i.e., 10447078053636 + 575134157376 = 3232194^2 + 758376^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×11022212211012² (a number of 27 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153086280673 + ... + 153086280744.

Almost surely, 2^{11022212211012} is an apocalyptic number.

11022212211012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11022212211012 is an abundant number, since it is smaller than the sum of its proper divisors (16839490878026).

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

11022212211012 is a wasteful number, since it uses less digits than its factorization.

11022212211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306172561427 (or 306172561422 counting only the distinct ones).

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

Adding to 11022212211012 its reverse (21011221222011), we get a palindrome (32033433433023).

The spelling of 11022212211012 in words is "eleven trillion, twenty-two billion, two hundred twelve million, two hundred eleven thousand, twelve".