11112011021010 has 64 divisors (see below), whose sum is σ = 26729836735104. Its totient is φ = 2956430745600.

The previous prime is 11112011021003. The next prime is 11112011021017. The reversal of 11112011021010 is 1012011021111.

It is an interprime number because it is at equal distance from previous prime (11112011021003) and next prime (11112011021017).

It is a super-2 number, since 2×11112011021010² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11112011021017) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 26347417 + ... + 26765843.

It is an arithmetic number, because the mean of its divisors is an integer number (417653698986).

Almost surely, 2^{11112011021010} is an apocalyptic number.

11112011021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11112011021010 is an abundant number, since it is smaller than the sum of its proper divisors (15617825714094).

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

11112011021010 is a wasteful number, since it uses less digits than its factorization.

11112011021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420459.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11112011021010 its reverse (1012011021111), we get a palindrome (12124022042121).

The spelling of 11112011021010 in words is "eleven trillion, one hundred twelve billion, eleven million, twenty-one thousand, ten".