1120121221012 has 12 divisors (see below), whose sum is σ = 1960452799200. Its totient is φ = 559991849816.

The previous prime is 1120121220947. The next prime is 1120121221061. The reversal of 1120121221012 is 2101221210211.

It is a super-2 number, since 2×1120121221012² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 17153512 + ... + 17218687.

It is an arithmetic number, because the mean of its divisors is an integer number (163371066600).

Almost surely, 2^{1120121221012} is an apocalyptic number.

It is an amenable number.

1120121221012 is a deficient number, since it is larger than the sum of its proper divisors (840331578188).

1120121221012 is a wasteful number, since it uses less digits than its factorization.

1120121221012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34380350 (or 34380348 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1120121221012 its reverse (2101221210211), we get a palindrome (3221342431223).

The spelling of 1120121221012 in words is "one trillion, one hundred twenty billion, one hundred twenty-one million, two hundred twenty-one thousand, twelve".