110001222012 has 48 divisors (see below), whose sum is σ = 280038528000. Its totient is φ = 33329487360.

The previous prime is 110001221971. The next prime is 110001222047. The reversal of 110001222012 is 210222100011.

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 15 ways as a sum of consecutive naturals, for example, 1087989 + ... + 1184787.

It is an arithmetic number, because the mean of its divisors is an integer number (5834136000).

Almost surely, 2^110001222012 is an apocalyptic number.

110001222012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

110001222012 is an abundant number, since it is smaller than the sum of its proper divisors (170037305988).

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

110001222012 is a wasteful number, since it uses less digits than its factorization.

110001222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105426 (or 105424 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 110001222012 its reverse (210222100011), we get a palindrome (320223322023).

The spelling of 110001222012 in words is "one hundred ten billion, one million, two hundred twenty-two thousand, twelve".