1021101221113 has 8 divisors (see below), whose sum is σ = 1022069145600. Its totient is φ = 1020133564128.

The previous prime is 1021101221083. The next prime is 1021101221117. The reversal of 1021101221113 is 3111221011201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1021101221113 - 2³⁷ = 883662267641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1021101221117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8031720 + ... + 8157862.

It is an arithmetic number, because the mean of its divisors is an integer number (127758643200).

Almost surely, 2^{1021101221113} is an apocalyptic number.

It is an amenable number.

1021101221113 is a deficient number, since it is larger than the sum of its proper divisors (967924487).

1021101221113 is a wasteful number, since it uses less digits than its factorization.

1021101221113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133751.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1021101221113 its reverse (3111221011201), we get a palindrome (4132322232314).

The spelling of 1021101221113 in words is "one trillion, twenty-one billion, one hundred one million, two hundred twenty-one thousand, one hundred thirteen".