11211012110120 has 16 divisors (see below), whose sum is σ = 25224777247860. Its totient is φ = 4484404844032.

The previous prime is 11211012110113. The next prime is 11211012110279. The reversal of 11211012110120 is 2101121011211.

It can be written as a sum of positive squares in 2 ways, for example, as 10976273798116 + 234738312004 = 3313046^2 + 484498^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11211012110095 and 11211012110104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140137651337 + ... + 140137651416.

Almost surely, 2^{11211012110120} is an apocalyptic number.

11211012110120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11211012110120 is an abundant number, since it is smaller than the sum of its proper divisors (14013765137740).

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

11211012110120 is a wasteful number, since it uses less digits than its factorization.

11211012110120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280275302764 (or 280275302760 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11211012110120 its reverse (2101121011211), we get a palindrome (13312133121331).

The spelling of 11211012110120 in words is "eleven trillion, two hundred eleven billion, twelve million, one hundred ten thousand, one hundred twenty".