1221706014102 has 96 divisors (see below), whose sum is σ = 3087611904000. Its totient is φ = 348980072112.

The previous prime is 1221706014097. The next prime is 1221706014149. The reversal of 1221706014102 is 2014106071221.

1221706014102 is a `hidden beast` number, since 1 + 2 + 2 + 17 + 0 + 601 + 41 + 0 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30769899 + ... + 30809577.

It is an arithmetic number, because the mean of its divisors is an integer number (32162624000).

Almost surely, 2^{1221706014102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1221706014102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1543805952000).

1221706014102 is an abundant number, since it is smaller than the sum of its proper divisors (1865905889898).

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

1221706014102 is a wasteful number, since it uses less digits than its factorization.

1221706014102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44695 (or 44678 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The spelling of 1221706014102 in words is "one trillion, two hundred twenty-one billion, seven hundred six million, fourteen thousand, one hundred two".