101220121022113 has 8 divisors (see below), whose sum is σ = 102235088161440. Its totient is φ = 100206431377440.

The previous prime is 101220121022107. The next prime is 101220121022159. The reversal of 101220121022113 is 311220121022101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101220121022113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101220121022183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319214403 + ... + 319531336.

It is an arithmetic number, because the mean of its divisors is an integer number (12779386020180).

Almost surely, 2^{101220121022113} is an apocalyptic number.

It is an amenable number.

101220121022113 is a deficient number, since it is larger than the sum of its proper divisors (1014967139327).

101220121022113 is a wasteful number, since it uses less digits than its factorization.

101220121022113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638747327.

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

Adding to 101220121022113 its reverse (311220121022101), we get a palindrome (412440242044214).

The spelling of 101220121022113 in words is "one hundred one trillion, two hundred twenty billion, one hundred twenty-one million, twenty-two thousand, one hundred thirteen".