100221002021223 has 8 divisors (see below), whose sum is σ = 148475558550000. Its totient is φ = 66814001347464.

The previous prime is 100221002021149. The next prime is 100221002021269. The reversal of 100221002021223 is 322120200122001.

It is not a de Polignac number, because 100221002021223 - 2¹⁴ = 100221002004839 is a prime.

It is a super-2 number, since 2×100221002021223² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100221002021196 and 100221002021205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100221002023223) 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, 1855944481848 + ... + 1855944481901.

It is an arithmetic number, because the mean of its divisors is an integer number (18559444818750).

Almost surely, 2^{100221002021223} is an apocalyptic number.

100221002021223 is a deficient number, since it is larger than the sum of its proper divisors (48254556528777).

100221002021223 is an equidigital number, since it uses as much as digits as its factorization.

100221002021223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3711888963758 (or 3711888963752 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 100221002021223 its reverse (322120200122001), we get a palindrome (422341202143224).

The spelling of 100221002021223 in words is "one hundred trillion, two hundred twenty-one billion, two million, twenty-one thousand, two hundred twenty-three".