211101010112 has 28 divisors (see below), whose sum is σ = 423950608536. Its totient is φ = 104278809600.

The previous prime is 211101010103. The next prime is 211101010121. The reversal of 211101010112 is 211010101112.

It is an interprime number because it is at equal distance from previous prime (211101010103) and next prime (211101010121).

It is a junction number, because it is equal to n+sod(n) for n = 211101010093 and 211101010102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19864889 + ... + 19875512.

It is an arithmetic number, because the mean of its divisors is an integer number (15141093162).

Almost surely, 2^211101010112 is an apocalyptic number.

It is an amenable number.

211101010112 is an abundant number, since it is smaller than the sum of its proper divisors (212849598424).

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

211101010112 is an equidigital number, since it uses as much as digits as its factorization.

211101010112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39740496 (or 39740486 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 211101010112 its reverse (211010101112), we get a palindrome (422111111224).

The spelling of 211101010112 in words is "two hundred eleven billion, one hundred one million, ten thousand, one hundred twelve".