1101211112112 has 20 divisors (see below), whose sum is σ = 2844795373080. Its totient is φ = 367070370688.

The previous prime is 1101211112087. The next prime is 1101211112137. The reversal of 1101211112112 is 2112111121011.

It is an interprime number because it is at equal distance from previous prime (1101211112087) and next prime (1101211112137).

It is a junction number, because it is equal to n+sod(n) for n = 1101211112091 and 1101211112100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11470949037 + ... + 11470949132.

It is an arithmetic number, because the mean of its divisors is an integer number (142239768654).

Almost surely, 2^{1101211112112} is an apocalyptic number.

1101211112112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101211112112 is an abundant number, since it is smaller than the sum of its proper divisors (1743584260968).

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

1101211112112 is a wasteful number, since it uses less digits than its factorization.

1101211112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22941898180 (or 22941898174 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 1101211112112 its reverse (2112111121011), we get a palindrome (3213322233123).

The spelling of 1101211112112 in words is "one trillion, one hundred one billion, two hundred eleven million, one hundred twelve thousand, one hundred twelve".