100121011822423 has 2 divisors, whose sum is σ = 100121011822424. Its totient is φ = 100121011822422.

The previous prime is 100121011822421. The next prime is 100121011822483. The reversal of 100121011822423 is 324228110121001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100121011822423 - 2¹ = 100121011822421 is a prime.

It is a super-2 number, since 2×100121011822423² (a number of 29 digits) contains 22 as substring.

Together with 100121011822421, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 100121011822391 and 100121011822400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100121011822421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50060505911211 + 50060505911212.

It is an arithmetic number, because the mean of its divisors is an integer number (50060505911212).

Almost surely, 2^{100121011822423} is an apocalyptic number.

100121011822423 is a deficient number, since it is larger than the sum of its proper divisors (1).

100121011822423 is an equidigital number, since it uses as much as digits as its factorization.

100121011822423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 28.

Adding to 100121011822423 its reverse (324228110121001), we get a palindrome (424349121943424).

The spelling of 100121011822423 in words is "one hundred trillion, one hundred twenty-one billion, eleven million, eight hundred twenty-two thousand, four hundred twenty-three".