1101000221112 has 32 divisors (see below), whose sum is σ = 3002727876480. Its totient is φ = 333636430560.

The previous prime is 1101000221099. The next prime is 1101000221149. The reversal of 1101000221112 is 2111220001011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2085227428 + ... + 2085227955.

It is an arithmetic number, because the mean of its divisors is an integer number (93835246140).

Almost surely, 2^{1101000221112} is an apocalyptic number.

1101000221112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101000221112 is an abundant number, since it is smaller than the sum of its proper divisors (1901727655368).

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

1101000221112 is a wasteful number, since it uses less digits than its factorization.

1101000221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4170455403 (or 4170455399 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1101000221112 its reverse (2111220001011), we get a palindrome (3212220222123).

The spelling of 1101000221112 in words is "one trillion, one hundred one billion, two hundred twenty-one thousand, one hundred twelve".