121676211423 has 32 divisors (see below), whose sum is σ = 196012078080. Its totient is φ = 74150678880.

The previous prime is 121676211407. The next prime is 121676211439. The reversal of 121676211423 is 324112676121.

121676211423 is a `hidden beast` number, since 1 + 2 + 1 + 6 + 7 + 621 + 1 + 4 + 23 = 666.

It is an interprime number because it is at equal distance from previous prime (121676211407) and next prime (121676211439).

It is not a de Polignac number, because 121676211423 - 2⁴ = 121676211407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121676211493) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1646643 + ... + 1718948.

It is an arithmetic number, because the mean of its divisors is an integer number (6125377440).

Almost surely, 2^121676211423 is an apocalyptic number.

121676211423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

121676211423 is a deficient number, since it is larger than the sum of its proper divisors (74335866657).

121676211423 is a wasteful number, since it uses less digits than its factorization.

121676211423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3365716 (or 3365710 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

Adding to 121676211423 its reverse (324112676121), we get a palindrome (445788887544).

The spelling of 121676211423 in words is "one hundred twenty-one billion, six hundred seventy-six million, two hundred eleven thousand, four hundred twenty-three".