110021321120012 has 12 divisors (see below), whose sum is σ = 197014923866376. Its totient is φ = 53731342872480.

The previous prime is 110021321119979. The next prime is 110021321120017. The reversal of 110021321120012 is 210021123120011.

It is a happy number.

It is a super-2 number, since 2×110021321120012² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (110021321120017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319829421689 + ... + 319829422032.

It is an arithmetic number, because the mean of its divisors is an integer number (16417910322198).

Almost surely, 2^{110021321120012} is an apocalyptic number.

It is an amenable number.

110021321120012 is a deficient number, since it is larger than the sum of its proper divisors (86993602746364).

110021321120012 is a wasteful number, since it uses less digits than its factorization.

110021321120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639658843768 (or 639658843766 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 110021321120012 its reverse (210021123120011), we get a palindrome (320042444240023).

The spelling of 110021321120012 in words is "one hundred ten trillion, twenty-one billion, three hundred twenty-one million, one hundred twenty thousand, twelve".