11012100122112 has 80 divisors (see below), whose sum is σ = 29359865610240. Its totient is φ = 3667829409792.

The previous prime is 11012100122087. The next prime is 11012100122119. The reversal of 11012100122112 is 21122100121011.

It is a happy number.

It is a super-2 number, since 2×11012100122112² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11012100122091 and 11012100122100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012100122119) 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, 838168 + ... + 4767255.

It is an arithmetic number, because the mean of its divisors is an integer number (366998320128).

Almost surely, 2^{11012100122112} is an apocalyptic number.

11012100122112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11012100122112 is an abundant number, since it is smaller than the sum of its proper divisors (18347765488128).

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

11012100122112 is an equidigital number, since it uses as much as digits as its factorization.

11012100122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5606723 (or 5606707 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11012100122112 its reverse (21122100121011), we get a palindrome (32134200243123).

The spelling of 11012100122112 in words is "eleven trillion, twelve billion, one hundred million, one hundred twenty-two thousand, one hundred twelve".