101100011221021 has 8 divisors (see below), whose sum is σ = 106534640838080. Its totient is φ = 95676739243488.

The previous prime is 101100011221003. The next prime is 101100011221031. The reversal of 101100011221021 is 120122110001101.

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 101100011221021 - 2¹⁷ = 101100011089949 is a prime.

It is a super-2 number, since 2×101100011221021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101100011220992 and 101100011221010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101100011221031) 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, 2839391601 + ... + 2839427206.

It is an arithmetic number, because the mean of its divisors is an integer number (13316830104760).

Almost surely, 2^{101100011221021} is an apocalyptic number.

It is an amenable number.

101100011221021 is a deficient number, since it is larger than the sum of its proper divisors (5434629617059).

101100011221021 is an equidigital number, since it uses as much as digits as its factorization.

101100011221021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5678819763.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 101100011221021 its reverse (120122110001101), we get a palindrome (221222121222122).

The spelling of 101100011221021 in words is "one hundred one trillion, one hundred billion, eleven million, two hundred twenty-one thousand, twenty-one".