11012020222122 has 24 divisors (see below), whose sum is σ = 23867413429860. Its totient is φ = 3669437056320.

The previous prime is 11012020222103. The next prime is 11012020222139. The reversal of 11012020222122 is 22122202021011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11002416026121 + 9604196001 = 3316989^2 + 98001^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 11012020222095 and 11012020222104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102974329 + ... + 103081212.

Almost surely, 2^{11012020222122} is an apocalyptic number.

11012020222122 is an abundant number, since it is smaller than the sum of its proper divisors (12855393207738).

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

11012020222122 is a wasteful number, since it uses less digits than its factorization.

11012020222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206058518 (or 206058515 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11012020222122 its reverse (22122202021011), we get a palindrome (33134222243133).

The spelling of 11012020222122 in words is "eleven trillion, twelve billion, twenty million, two hundred twenty-two thousand, one hundred twenty-two".