11111020000122 has 32 divisors (see below), whose sum is σ = 25397729476992. Its totient is φ = 3174438101184.

The previous prime is 11111020000103. The next prime is 11111020000127. The reversal of 11111020000122 is 22100002011111.

It is a super-2 number, since 2×11111020000122² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11111020000098 and 11111020000107.

It is not an unprimeable number, because it can be changed into a prime (11111020000127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4821133 + ... + 6742800.

It is an arithmetic number, because the mean of its divisors is an integer number (793679046156).

Almost surely, 2^{11111020000122} is an apocalyptic number.

11111020000122 is an abundant number, since it is smaller than the sum of its proper divisors (14286709476870).

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

11111020000122 is a wasteful number, since it uses less digits than its factorization.

11111020000122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11586822.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11111020000122 its reverse (22100002011111), we get a palindrome (33211022011233).

The spelling of 11111020000122 in words is "eleven trillion, one hundred eleven billion, twenty million, one hundred twenty-two", and thus it is an aban number.