100121323223 has 2 divisors, whose sum is σ = 100121323224. Its totient is φ = 100121323222.

The previous prime is 100121323147. The next prime is 100121323229. The reversal of 100121323223 is 322323121001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100121323223 - 2¹² = 100121319127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100121323195 and 100121323204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100121323229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50060661611 + 50060661612.

It is an arithmetic number, because the mean of its divisors is an integer number (50060661612).

Almost surely, 2^100121323223 is an apocalyptic number.

100121323223 is a deficient number, since it is larger than the sum of its proper divisors (1).

100121323223 is an equidigital number, since it uses as much as digits as its factorization.

100121323223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 100121323223 its reverse (322323121001), we get a palindrome (422444444224).

The spelling of 100121323223 in words is "one hundred billion, one hundred twenty-one million, three hundred twenty-three thousand, two hundred twenty-three".