100221211023 has 8 divisors (see below), whose sum is σ = 137239856688. Its totient is φ = 65008353024.

The previous prime is 100221211003. The next prime is 100221211043. The reversal of 100221211023 is 320112122001.

It is an interprime number because it is at equal distance from previous prime (100221211003) and next prime (100221211043).

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

It is not a de Polignac number, because 100221211023 - 2⁹ = 100221210511 is a prime.

It is a super-2 number, since 2×100221211023² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100221210993 and 100221211011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100221211003) 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, 451446786 + ... + 451447007.

It is an arithmetic number, because the mean of its divisors is an integer number (17154982086).

Almost surely, 2^100221211023 is an apocalyptic number.

100221211023 is a deficient number, since it is larger than the sum of its proper divisors (37018645665).

100221211023 is an equidigital number, since it uses as much as digits as its factorization.

100221211023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902893833.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 100221211023 its reverse (320112122001), we get a palindrome (420333333024).

The spelling of 100221211023 in words is "one hundred billion, two hundred twenty-one million, two hundred eleven thousand, twenty-three".