1221101132014 has 16 divisors (see below), whose sum is σ = 1842909803280. Its totient is φ = 606802034880.

The previous prime is 1221101131993. The next prime is 1221101132029. The reversal of 1221101132014 is 4102311011221.

It is a junction number, because it is equal to n+sod(n) for n = 1221101131982 and 1221101132000.

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, 455679 + ... + 1627834.

It is an arithmetic number, because the mean of its divisors is an integer number (115181862705).

Almost surely, 2^{1221101132014} is an apocalyptic number.

1221101132014 is a deficient number, since it is larger than the sum of its proper divisors (621808671266).

1221101132014 is a wasteful number, since it uses less digits than its factorization.

1221101132014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2085315.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 1221101132014 its reverse (4102311011221), we get a palindrome (5323412143235).

The spelling of 1221101132014 in words is "one trillion, two hundred twenty-one billion, one hundred one million, one hundred thirty-two thousand, fourteen".